CREATE TABLE clustermove (
   cmid      INT UNSIGNED NOT NULL AUTO_INCREMENT,
   PRIMARY KEY (cmid),
   userid    INT UNSIGNED NOT NULL,
   KEY (userid),
   sclust    TINYINT UNSIGNED NOT NULL,
   dclust    TINYINT UNSIGNED NOT NULL,
   timestart INT UNSIGNED,
   timedone  INT UNSIGNED,
   sdeleted  ENUM('1','0')
)