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 = "4172a6k0d86sacti45q23r5l20"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = villas-for-sale and session_id = "4172a6k0d86sacti45q23r5l20"