ALTER TABLE `oc_zone`
	ADD `slug` VARCHAR(64) NOT NULL DEFAULT '' AFTER `code`;

UPDATE `oc_zone` SET `slug` = 'brest' WHERE `zone_id` = 337;
UPDATE `oc_zone` SET `slug` = 'gomel' WHERE `zone_id` = 338;
UPDATE `oc_zone` SET `slug` = 'minsk' WHERE `zone_id` = 339;
UPDATE `oc_zone` SET `slug` = 'grodno' WHERE `zone_id` = 340;
UPDATE `oc_zone` SET `slug` = 'moskva' WHERE `zone_id` = 2761;
UPDATE `oc_zone` SET `slug` = 'sankt-peterburg' WHERE `zone_id` = 4239;
UPDATE `oc_zone` SET `slug` = 'bryansk' WHERE `zone_id` = 4240;