[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
DELETE FROM b_composite_page WHERE ID IN (13653639,13653640,13653642,13653643,13653644,13653645,13653646,13653647,13653648,13653649,13653650,13653651,13653652,13653653,13653654,13653655,13653656,13653658,13653659,13653657,13653660,13653661,13653662,13653663,13653664,13653665,13653666,13653667,13653668,13653669,13653670,13653671,13653672,13653673,13653674,13653675,13653676,13653677,13653678,13653679,13653680,13653681,13653682,13653683,13653684,13653685,13653686,13653687,13653688,13653689,13653690,13653691,13653692,13653693,13653694,13653695,13653696,13653697,13653698,13653699,13653700,13653701,13653702,13653703,13653704,13653705,13653706,13653707,13653708,13653709,13653710,13653711,13653712,13653713,13653714,13653715,13653716,13653717,13653718,13653719,13653721,13653722,13653723,13653724,13653725,13653726,13653727,13653728,13653729,13653730,13653731,13653732,13653733,13653734,13653735,13653736,13653737,13653738,13653739,13653740)
/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:838
#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:3195
#7: CAllMain->EndBufferContent(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3139
#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/watch/index.php:108
#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