if ( false === $result ) { // if the database didn't save, it's still an error.
                $this->sfwp_transients->set( $cachekey, $post_data, $this->wordpress->options['cache_expiration'] );
                if ( '' !== $cachekey ) {
                    $url = esc_url_raw( $post_data['redirect_url_error'] ) . '&map_transient=' . $cachekey;
                }