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 'to-rent and session_id = "ampipbdns2g3v2n32j91r89814"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = apartments-to-rent and session_id = "ampipbdns2g3v2n32j91r89814"