[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
DELETE FROM b_composite_page WHERE ID IN (6951234,6951235,6951236,6951237,6951238,6951239,6951240,6951241,6951242,6951243,6951244,6951245,6951246,6951247,6951248,6951249,6951250,6951251,6951252,6951253,6951254,6951255,6951256,6951257,6951258,6951259,6951260,6951261,6951262,6951263,6951264,6951265,6951266,6951267,6951268,6951269,6951270,6951271,6951272,6951273,6951274,6951275,6951276,6951277,6951278,6951279,6951280,6951281,6951282,6951283,6951284,6951285,6951286,6951287,6951288,6951289,6951290,6951291,6951292,6951293,6951294,6951295,6951296,6951297,6951298,6951299,6951300,6951301,6951302,6951303,6951304,6951305,6951306,6951307,6951308,6951309,6951310,6951311,6951312,6951313,6951314,6951315,6951316,6951317,6951318,6951319,6951320,6951321,6951322,6951323,6951324,6951325,6951326,6951327,6951328,6951329,6951330,6951331,6951332,6951333)
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:379
#2: Bitrix\Main\DB\Connection->queryExecute(string)
	/home/bitrix/www/bitrix/modules/main/lib/composite/internals/model/page.php:186
#3: Bitrix\Main\Composite\Internals\Model\PageTable::deleteBatch(array)
	/home/bitrix/www/bitrix/modules/main/lib/composite/engine.php:831
#4: Bitrix\Main\Composite\Engine::ensureFileQuota(integer)
	/home/bitrix/www/bitrix/modules/main/lib/composite/engine.php:485
#5: Bitrix\Main\Composite\Engine::processPageContent(string)
	/home/bitrix/www/bitrix/modules/main/lib/composite/engine.php:422
#6: Bitrix\Main\Composite\Engine::endBuffering(string, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3196
#7: CAllMain->EndBufferContent(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3140
#8: CAllMain->EndBufferContentMan()
	/home/bitrix/www/bitrix/modules/main/include/epilog_after.php:36
#9: require(string)
	/home/bitrix/www/bitrix/modules/main/include/epilog.php:3
#10: require_once(string)
	/home/bitrix/www/bitrix/footer.php:4
#11: require(string)
	/home/bitrix/www/ws_catalog/index.php:190
#12: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#13: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2