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 '%E9%9D%B6%E5%90%91%E8%8D%AF%E7%89%A9' at line 1
select bclassid from ***_enewsclass where classid=%E9%9D%B6%E5%90%91%E8%8D%AF%E7%89%A9