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 = "o9m7torq0g4aac7i3brpbe5fa7"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = business-premises-for-sale and session_id = "o9m7torq0g4aac7i3brpbe5fa7"