Проститутки Красногвардейский район

Query form error: SELECT * FROM `escort_form` left join `escort_ranging` on `escort_ranging`.form_id=`escort_form`.id WHERE `moderation`='Активная' AND `city`='Санкт-Петербург' AND `region`='Красногвардейский район' AND `show_d_4`='1' order by `escort_ranging`.r_id asc LIMIT 50?data[limit_start]=50, 50

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 '?data[limit_start]=50, 50' at line 6