public function create( &$zone ) {
		global $wpdb;
		$wpdb->insert(
			$wpdb->prefix . 'woocommerce_shipping_zones',
			array(
				'zone_name'  => $zone->get_zone_name(),
				'zone_order' => $zone->get_zone_order(),
			)
		);
		$zone->set_id( $wpdb->insert_id );
		$zone->save_meta_data();
		$this->save_locations( $zone );
		$zone->apply_changes();
		WC_Cache_Helper::invalidate_cache_group( 'shipping_zones' );
		WC_Cache_Helper::get_transient_version( 'shipping', true );
	}