PDOException: SQLSTATE[HY000]: General error: 1364 Field 'region' doesn't have a default value: INSERT INTO {block}

Having added a lot of custom blocks, cannot add new blocks, receiving this error

PDOException: SQLSTATE[HY000]: General error: 1364 Field 'region' doesn't have a default value: INSERT INTO {block} (visibility, pages, custom, title, module, theme, status, weight, delta, cache) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1, :db_insert_placeholder_2, :db_insert_placeholder_3, :db_insert_placeholder_4, :db_insert_placeholder_5, :db_insert_placeholder_6, :db_insert_placeholder_7, :db_insert_placeholder_8, :db_insert_placeholder_9), (:db_insert_placeholder_10, :db_insert_placeholder_11, :db_insert_placeholder_12, :db_insert_placeholder_13, :db_insert_placeholder_14, :db_insert_placeholder_15, :db_insert_placeholder_16, :db_insert_placeholder_17, :db_insert_placeholder_18, :db_insert_placeholder_19), (:db_insert_placeholder_20, :db_insert_placeholder_21, :db_insert_placeholder_22, :db_insert_placeholder_23, :db_insert_placeholder_24, :db_insert_placeholder_25, :db_insert_placeholder_26, :db_insert_placeholder_27, :db_insert_placeholder_28, :db_insert_placeholder_29), (:db_insert_placeholder_30, :db_insert_placeholder_31, :db_insert_placeholder_32, :db_insert_placeholder_33, :db_insert_placeholder_34, :db_insert_placeholder_35, :db_insert_placeholder_36, :db_insert_placeholder_37, :db_insert_placeholder_38, :db_insert_placeholder_39), (:db_insert_placeholder_40, :db_insert_placeholder_41, :db_insert_placeholder_42, :db_insert_placeholder_43, :db_insert_placeholder_44, :db_insert_placeholder_45, :db_insert_placeholder_46, :db_insert_placeholder_47, :db_insert_placeholder_48, :db_insert_placeholder_49), (:db_insert_placeholder_50, :db_insert_placeholder_51, :db_insert_placeholder_52, :db_insert_placeholder_53, :db_insert_placeholder_54, :db_insert_placeholder_55, :db_insert_placeholder_56, :db_insert_placeholder_57, :db_insert_placeholder_58, :db_insert_placeholder_59), (:db_insert_placeholder_60, :db_insert_placeholder_61, :db_insert_placeholder_62, :db_insert_placeholder_63, :db_insert_placeholder_64, :db_insert_placeholder_65, :db_insert_placeholder_66, :db_insert_placeholder_67, :db_insert_placeholder_68, :db_insert_placeholder_69), (:db_insert_placeholder_70, :db_insert_placeholder_71, :db_insert_placeholder_72, :db_insert_placeholder_73, :db_insert_placeholder_74, :db_insert_placeholder_75, :db_insert_placeholder_76, :db_insert_placeholder_77, :db_insert_placeholder_78, :db_insert_placeholder_79), (:db_insert_placeholder_80, :db_insert_placeholder_81, :db_insert_placeholder_82, :db_insert_placeholder_83, :db_insert_placeholder_84, :db_insert_placeholder_85, :db_insert_placeholder_86, :db_insert_placeholder_87, :db_insert_placeholder_88, :db_insert_placeholder_89), (:db_insert_placeholder_90, :db_insert_placeholder_91, :db_insert_placeholder_92, :db_insert_placeholder_93, :db_insert_placeholder_94, :db_insert_placeholder_95, :db_insert_placeholder_96, :db_insert_placeholder_97, :db_insert_placeholder_98, :db_insert_placeholder_99), (:db_insert_placeholder_100, :db_insert_placeholder_101, :db_insert_placeholder_102, :db_insert_placeholder_103, :db_insert_placeholder_104, :db_insert_placeholder_105, :db_insert_placeholder_106, :db_insert_placeholder_107, :db_insert_placeholder_108, :db_insert_placeholder_109); Array ( [:db_insert_placeholder_0] => 0 [:db_insert_placeholder_1] => [:db_insert_placeholder_2] => 0 [:db_insert_placeholder_3] => publicidad [:db_insert_placeholder_4] => block [:db_insert_placeholder_5] => fede7 [:db_insert_placeholder_6] => 0 [:db_insert_placeholder_7] => 0 [:db_insert_placeholder_8] => 40 [:db_insert_placeholder_9] => -1 [:db_insert_placeholder_10] => 0 [:db_insert_placeholder_11] => [:db_insert_placeholder_12] => 0 [:db_insert_placeholder_13] => publicidad [:db_insert_placeholder_14] => block [:db_insert_placeholder_15] => seven [:db_insert_placeholder_16] => 0 [:db_insert_placeholder_17] => 0 [:db_insert_placeholder_18] => 40 [:db_insert_placeholder_19] => -1 [:db_insert_placeholder_20] => 0 [:db_insert_placeholder_21] => [:db_insert_placeholder_22] => 0 [:db_insert_placeholder_23] => publicidad [:db_insert_placeholder_24] => block [:db_insert_placeholder_25] => test10 [:db_insert_placeholder_26] => 0 [:db_insert_placeholder_27] => 0 [:db_insert_placeholder_28] => 40 [:db_insert_placeholder_29] => -1 [:db_insert_placeholder_30] => 0 [:db_insert_placeholder_31] => [:db_insert_placeholder_32] => 0 [:db_insert_placeholder_33] => publicidad [:db_insert_placeholder_34] => block [:db_insert_placeholder_35] => test7 [:db_insert_placeholder_36] => 0 [:db_insert_placeholder_37] => 0 [:db_insert_placeholder_38] => 40 [:db_insert_placeholder_39] => -1 [:db_insert_placeholder_40] => 0 [:db_insert_placeholder_41] => [:db_insert_placeholder_42] => 0 [:db_insert_placeholder_43] => publicidad [:db_insert_placeholder_44] => block [:db_insert_placeholder_45] => test8 [:db_insert_placeholder_46] => 0 [:db_insert_placeholder_47] => 0 [:db_insert_placeholder_48] => 40 [:db_insert_placeholder_49] => -1 [:db_insert_placeholder_50] => 0 [:db_insert_placeholder_51] => [:db_insert_placeholder_52] => 0 [:db_insert_placeholder_53] => publicidad [:db_insert_placeholder_54] => block [:db_insert_placeholder_55] => test9 [:db_insert_placeholder_56] => 0 [:db_insert_placeholder_57] => 0 [:db_insert_placeholder_58] => 40 [:db_insert_placeholder_59] => -1 [:db_insert_placeholder_60] => 0 [:db_insert_placeholder_61] => [:db_insert_placeholder_62] => 0 [:db_insert_placeholder_63] => publicidad [:db_insert_placeholder_64] => block [:db_insert_placeholder_65] => ze5 [:db_insert_placeholder_66] => 0 [:db_insert_placeholder_67] => 0 [:db_insert_placeholder_68] => 40 [:db_insert_placeholder_69] => -1 [:db_insert_placeholder_70] => 0 [:db_insert_placeholder_71] => [:db_insert_placeholder_72] => 0 [:db_insert_placeholder_73] => publicidad [:db_insert_placeholder_74] => block [:db_insert_placeholder_75] => ze6 [:db_insert_placeholder_76] => 0 [:db_insert_placeholder_77] => 0 [:db_insert_placeholder_78] => 40 [:db_insert_placeholder_79] => -1 [:db_insert_placeholder_80] => 0 [:db_insert_placeholder_81] => [:db_insert_placeholder_82] => 0 [:db_insert_placeholder_83] => publicidad [:db_insert_placeholder_84] => block [:db_insert_placeholder_85] => ze7 [:db_insert_placeholder_86] => 0 [:db_insert_placeholder_87] => 0 [:db_insert_placeholder_88] => 40 [:db_insert_placeholder_89] => -1 [:db_insert_placeholder_90] => 0 [:db_insert_placeholder_91] => [:db_insert_placeholder_92] => 0 [:db_insert_placeholder_93] => publicidad [:db_insert_placeholder_94] => block [:db_insert_placeholder_95] => ze8 [:db_insert_placeholder_96] => 0 [:db_insert_placeholder_97] => 0 [:db_insert_placeholder_98] => 40 [:db_insert_placeholder_99] => -1 [:db_insert_placeholder_100] => 0 [:db_insert_placeholder_101] => [:db_insert_placeholder_102] => 0 [:db_insert_placeholder_103] => publicidad [:db_insert_placeholder_104] => block [:db_insert_placeholder_105] => ze9 [:db_insert_placeholder_106] => 0 [:db_insert_placeholder_107] => 0 [:db_insert_placeholder_108] => 40 [:db_insert_placeholder_109] => -1 ) en block_add_block_form_submit() (línea 571 de /var/www/modules/block/block.admin.inc).

Cannot visit anymore admin/structure/block , only after I remove the block from DB