Не удалось выполнить запрос. "SELECT DISTINCT p.product_id
FROM shop_product as p
LEFT JOIN shop_color as c ON (c.color_id=p.color_id)
LEFT JOIN shop_size as s ON (s.size_id=p.size_id)
LEFT JOIN profile as pr ON (pr.profile_id = p.profile_id)
LEFT JOIN cities as ct ON (ct.city_id = pr.city_id)
LEFT JOIN shop_product_to_category as p2c ON (p2c.product_id = p.product_id)
WHERE p.is_on=1 AND p2c.category_id =1?shop". You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '?shop' at line 8