CREATE TABLE IF NOT EXISTS `asyncdata` (
  `useruid`		VARBINARY(40) NOT NULL,
  `asyncuid`	VARCHAR(40) NOT NULL,
  `created`		TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `expires`		DATETIME NOT NULL,
  `procdata`	BLOB DEFAULT NULL,
  KEY (`useruid`),
  UNIQUE KEY `idx_asyncdata_asyncuid` (`useruid`, `asyncuid`)
) ENGINE=INNODB DEFAULT CHARSET=utf8;