Fatal error: Maximum execution time of 30 seconds exceeded in D:\website\NuMall\includes\MysqliDb.php on line 529

Fatal error: Uncaught Exception: Commands out of sync; you can't run this command now query: UPDATE `numall`.`sessions` SET expiry = '1642798483', ip = '54.173.214.227', userid = '0', adminid = '0', user_name='0', user_rank='0', discount='1', email='0', data = 'a:4:{s:7:\"from_ad\";i:0;s:7:\"referer\";s:6:\"本站\";s:9:\"is_mobile\";i:1;s:10:\"login_fail\";i:0;}' WHERE sesskey = 'b319be088ce261646a0428884c3ae655' LIMIT 1 in D:\website\NuMall\includes\MysqliDb.php:1927 Stack trace: #0 D:\website\NuMall\includes\MysqliDb.php(517): MysqliDb->_prepareQuery() #1 D:\website\NuMall\includes\cls_session.php(228): MysqliDb->rawQuery('UPDATE `numall`...') #2 D:\website\NuMall\includes\cls_session.php(233): cls_session->update_session() #3 [internal function]: cls_session->close_session() #4 {main} thrown in D:\website\NuMall\includes\MysqliDb.php on line 1927