CREATE TABLE `PREFIX_keyword` (
  `keywordid` int(10) unsigned NOT NULL auto_increment,
  `keyword` varchar(255) NOT NULL default '',
  `times` int(11) NOT NULL default '0',
  `lastpage` varchar(255) NOT NULL default '',
  `counts` int(11) NOT NULL default '0',
  `types` int(11) NOT NULL default '0',
  PRIMARY KEY  (`keywordid`),
  KEY `keyword` (`keyword`,`times`,`counts`,`types`)
) TYPE=MyISAM;