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 = "3abad6c3d18cbe6736f09f04cb1fa3b4"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = business-premises-for-sale and session_id = "3abad6c3d18cbe6736f09f04cb1fa3b4"