General error: 1366 Incorrect integer value: '' for column 'field_logo_width' at row 1

PDOException: SQLSTATE[HY000]: General error: 1366 Incorrect integer value: '' for column 'field_logo_width' at row 1: INSERT INTO {field_data_field_logo} (entity_type, entity_id, revision_id, bundle, delta, language, field_logo_fid, field_logo_alt, field_logo_title, field_logo_width, field_logo_height) 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); Array ( [:db_insert_placeholder_0] => node [:db_insert_placeholder_1] => 2 [:db_insert_placeholder_2] => 2 [:db_insert_placeholder_3] => event [:db_insert_placeholder_4] => 0 [:db_insert_placeholder_5] => und [:db_insert_placeholder_6] => 23 [:db_insert_placeholder_7] => [:db_insert_placeholder_8] => [:db_insert_placeholder_9] => [:db_insert_placeholder_10] => ) in field_sql_storage_field_storage_write() (line 448 of /var/aegir/platforms/7/servers/drupal-7.16/modules/field/modules/field_sql_storage/field_sql_storage.module).