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 = "7r0h37lsa8kp3p72ll7mna0hu1"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = apartments-for-sale and session_id = "7r0h37lsa8kp3p72ll7mna0hu1"