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 = "nadk7qf2n42jjigrk8svu7lmu3"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = town-houses-for-sale and session_id = "nadk7qf2n42jjigrk8svu7lmu3"