SOLVED - PDOException: SQLSTATE[HY000]: General error: 2006 MySQL

Hello

When editing any links menu in the demo store error:

PDOException: SQLSTATE [HY000]: General error: 2006 MySQL server has gone away: SELECT s.lid, t.translation, s.version FROM {locales_source} s LEFT JOIN {locales_target} t ON s.lid = t.lid AND t . language =: language WHERE s.source =: source AND s.context =: context AND s.textgroup = 'default'; Array ([: language] => ru [: source] => Add a customer profile [ : context] =>) in locale () (line 684 of / var / www / vhosts / httpdocs / modules / locale / locale.module).

Additional

PDOException: SQLSTATE [HY000]: General error: 2006 MySQL server has gone away: INSERT INTO {watchdog} (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) 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); Array ([: db_insert_placeholder_0] => 1 [: db_insert_placeholder_1] => php [: db_insert_placeholder_2] => ;% type:! message in% function (line% line of% file). [: db_insert_placeholder_3] => General error: 2006 MySQL server has gone away: SELECT s.lid, t.translation, s.version FROM {locales_source} s LEFT JOIN {locales_target} t ON s.lid = t.lid AND t.language =: language WHERE s . source =: source AND s.context =: context AND s.textgroup = ' default '; Array ([: language] = > ru [: source] = > Add a customer profile [: context] = >) [: Db_insert_placeholder_4] => 3 [: db_insert_placeholder_5] => [: db_insert_placeholder_6] => http://admin/structure/menu/item/778/edit [: db_insert_placeholder_7] => http:/// [ : db_insert_placeholder_8] => 46.229.191.142 [: db_insert_placeholder_9] => 1348557110) in dblog_watchdog () (line 154 of / var / www / vhosts / httpdocs / modules / dblog / dblog.module).

Setup mysql:
[Mysqld]
local-infile = 0
datadir = / var / lib / mysql
socket = / var / lib / mysql / mysql.sock
user = mysql
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links = 0

[Mysqld_safe]
log-error = / var / log / mysqld.log
pid-file = / var / run / mysqld / mysqld.pid
innodb_rollback_on_timeout = 1
innodb_lock_wait_timeout = 600
max_connections = 350
log-bin = mysql-bin
binlog-format = 'ROW'
max_allowed_packet = 256M

OS Centos 6, Plesk Panel 11