Биллинговая система Nodeny

CREATE TABLE `cards` (
  `cid` int(10) unsigned NOT NULL auto_increment,
  `cod` tinytext NOT NULL,
  `money` float(6,2) NOT NULL default '0.00',
  `stime` int(11) NOT NULL default '0',
  `etime` int(11) NOT NULL default '0',
  `atime` int(11) NOT NULL default '0',
  `admin` mediumint(8) unsigned default NULL,
  `alive` tinytext NOT NULL,
  `rand_id` bigint(20) unsigned NOT NULL,
  `admin_sell` mediumint(8) unsigned NOT NULL,
  `time_sell` int(10) unsigned NOT NULL,
  `id_sell` int(10) unsigned NOT NULL,
  `r` mediumint(9) NOT NULL default '0',
  PRIMARY KEY  (`cid`),
  KEY `r` (`r`)
) ENGINE=MyISAM  DEFAULT CHARSET=cp1251 AUTO_INCREMENT=1;