Rewrite Url using .htaccess or hook

Your rewrite rule and add_query_vars() func both refer to industry whereas in your example URL the GET param is industry%5B%5D, which is the urlencoded version of industry[].

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)