[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
DELETE FROM b_composite_page WHERE ID IN (7597352,7597353,7597354,7597355,7597356,7597357,7597358,7597359,7597360,7597361,7597362,7597363,7597364,7597365,7597366,7597367,7597368,7597369,7597370,7597371,7597372,7597373,7597374,7597375,7597376,7597377,7597378,7597379,7597380,7595206,7597381,7597382,7597383,7597384,7597385,7597386,7597387,7597388,7597389,7597390,7597391,7597392,7597393,7597394,7597395,7597396,7597397,7597398,7597399,7597400,7597401,7597402,7597403,7597404,7597405,7597406,7597407,7597408,7597409,7597410,7597411,7597412,7597413,7597414,7597415,7597416,7597417,7597418,7597419,7597420,7597421,7597422,7597423,7597424,7597425,7597426,7597427,7597428,7597429,7597430,7597431,7597432,7597433,7597434,7597435,7597436,7597437,7597438,7597439,7597440,7597441,7597442,7597443,7597444,7597445,7597446,7597447,7597448,7597449,7597450)
/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string, NULL)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/connection.php:379
#2: Bitrix\Main\DB\Connection->queryExecute(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/composite/internals/model/page.php:186
#3: Bitrix\Main\Composite\Internals\Model\PageTable::deleteBatch(array)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/composite/engine.php:831
#4: Bitrix\Main\Composite\Engine::ensureFileQuota(integer)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/composite/engine.php:485
#5: Bitrix\Main\Composite\Engine::processPageContent(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/composite/engine.php:422
#6: Bitrix\Main\Composite\Engine::endBuffering(string, string)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/classes/general/main.php:3196
#7: CAllMain->EndBufferContent(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/classes/general/main.php:3140
#8: CAllMain->EndBufferContentMan()
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/include/epilog_after.php:36
#9: require(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/include/epilog.php:3
#10: require_once(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/footer.php:4
#11: require(string)
	/home/admin/web/go-opt.ru/public_html/news/index.php:124
#12: include_once(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/modules/main/include/urlrewrite.php:159
#13: include_once(string)
	/home/admin/web/go-opt.ru/public_html/bitrix/urlrewrite.php:2

Fatal error: Uncaught Bitrix\Main\DB\SqlQueryException: Mysql query error: (2006) MySQL server has gone away in /home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:137 Stack trace: #0 /home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/mysqlcommonconnection.php(140): Bitrix\Main\DB\MysqliConnection->queryInternal('SELECT * FROM `...') #1 /home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/connection.php(779): Bitrix\Main\DB\MysqlCommonConnection->getTableFields('b_sec_session') #2 /home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/sqlhelper.php(406): Bitrix\Main\DB\Connection->getTableField('b_sec_session', 'SESSION_ID') #3 /home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/orm/data/datamanager.php(1624): Bitrix\Main\DB\SqlHelper->prepareAssignment('b_sec_session', 'SESSION_ID', 'XK0YfhhC5eXxemH...') #4 /home/admin/web/go-opt.ru/public_html/bitrix/modules/security/classes/general/session_db.php(92): Bitrix\Main\ORM\Data\DataManager::delet in /home/admin/web/go-opt.ru/public_html/bitrix/modules/main/lib/db/mysqliconnection.php on line 137