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 = "n7q8j3f8k31idqbjgo4s6q5fs6"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = town-houses-for-sale and session_id = "n7q8j3f8k31idqbjgo4s6q5fs6"