Jak tady vznika KEY?
function GetUniqueInstallationID()
{
if(!($uiid = $this->DB->GetOne('SELECT keyvalue FROM dbinfo WHERE keytype=?', array('unique_installation_id'))))
{
list($usec, $sec) = explode(' ', microtime());
$uiid = md5(uniqid(rand(), true)).sprintf('%09x', $sec).sprintf('%07x', ($usec * 10000000));
$this->DB->Execute('INSERT INTO dbinfo (keytype, keyvalue) VALUES (?, ?)', array('unique_installation_id', $uiid));
}
return $uiid;