[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
DELETE FROM b_composite_page WHERE ID IN (20334193,20334196,20334199,20334195,20334197,20334194,20334198,20334200,20334201,20334202,20334203,20334204,20334205,20334206,20334207,20334208,20334209,20334210,20334211,20334212,20334213,20334214,20334215,20334216,20334217,20334218,20334219,20334220,20334221,20334222,20334223,20334224,20334225,20334226,20334227,20334228,20334229,20334230,20334231,20334232,20334233,20334234,20334235,20334236,20334237,20334238,20334239,20331526,20334240,20334241,20334242,20334243,20334244,20334245,20334246,20334247,20334248,20334249,20334250,20334251,20334252,20334253,20334254,20334255,20334256,20334257,20334258,20334259,20334260,20334261,20334262,20334263,20334264,20334265,20334266,20334267,20334268,20334269,20334270,20334271,20334272,20334273,20334274,20334275,20334276,20334277,20334278,20334279,20334280,20334281,20334282,20334283,20334284,20334285,20334286,20334287,20334288,20334291,20334292,20334293)
/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/news/index.php:110
#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