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 'for-sale and session_id = "4sfg9n3ihkfl1h8kui3l3f2f86"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = business-premises-for-sale and session_id = "4sfg9n3ihkfl1h8kui3l3f2f86"