MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => update yp_question set child_content='[rəu'∫]' where question_id='50951' ) [2] => Array ( [error] => You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '∫]' where question_id='50951'' at line 1 ) [3] => Array ( [errno] => 1064 ) ) [2021-12-08 07:54:33] roche.ebiomall.cn/online-1.htmlupdate yp_question set child_content='[rəu'∫]' where question_id='50951'[2021-12-08 07:54:33] /data/mayitao/supplier.php---544---query