[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (1) Can't create/write to file '/tmp/MLElgyFQ' (OS errno 28 - No space left on device) (400)
DELETE FROM `b_user_session` WHERE `SESSION_ID` = '36APa16fxNVPiaP6mxmNiLHceFnH21wm'
/var/www/www-root/data/www/metprof.ru/bitrix/modules/main/lib/db/mysqliconnection.php:149
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/www-root/data/www/metprof.ru/bitrix/modules/main/lib/db/connection.php:331
#1: Bitrix\Main\DB\Connection->query(string, NULL)
	/var/www/www-root/data/www/metprof.