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CREATE TABLE `sessions` (
  `SessionID` varchar(32) NOT NULL,
  `Expire` int(10) unsigned NOT NULL,
  `Val` text NOT NULL,
  PRIMARY KEY  (`SessionID`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

<?php

$HANDLER = "";
$LIFETIME = get_cfg_var("session.gc_maxlifetime");

/*------------------------------------------------------------------------------*/

function sessionOpen($save_path, $session_name)
{
   global $HANDLER;
   $HANDLER = connect(true);
   return true;
}

/*------------------------------------------------------------------------------*/

function sessionClose()
{
   return true;
}

/*------------------------------------------------------------------------------*/

function sessionRead ($SessionID)
{
   global $session;
   $SessionID = addslashes($SessionID);

   $Sql = "SELECT `Val` FROM `" . TablePrefix . "sessions` WHERE `SessionID` = '$SessionID'";
    $Query1 = new Query($Sql);
    $Query1 -> Open();

   if ($Query1 -> RecordCount() == 1)
   {
      return $Query1 -> Result(0);
   } else {
      return false;
   }
}

/*------------------------------------------------------------------------------*/

function sessionWrite ($SessionID, $val)
{
   global $session;
   $SessionID = addslashes($SessionID);
   //$val = addslashes($val);

      $Sql = "SELECT COUNT(*)  FROM `" . TablePrefix . "sessions` WHERE `SessionID` = '$SessionID'";
    $Query1 = new Query($Sql);
    $Query1 -> Open();

   $session = $Query1 -> Result(0);

   if ( !$session )
    {
        $Sql = "INSERT INTO `" . TablePrefix . "sessions` (`SessionID` , `Expire` , `Val`)
         VALUES ('$SessionID', ". time() ." , '$val' )";

      $Query1 -> Query($Sql);
      $Query1 -> Open(1);

      $return = $Query1 -> q_result;

   }else {

        $Sql = "UPDATE `" . TablePrefix . "sessions` SET `Val` = '$val', `Expire` = ". time()  ." WHERE `SessionID` = '$SessionID'";

      $Query1 -> Query($Sql);
      $Query1 -> Open(1);

      $return = $Query1 -> q_result;
   }
   return $return;
}

/*------------------------------------------------------------------------------*/

function sessionDestroyer ($SessionID)
{
   global $session;
   $SessionID = addslashes($SessionID);

    $Sql = "DELETE FROM `" . TablePrefix . "sessions` WHERE `SessionID` ='$SessionID'";
    $Query1 = new Query($Sql);
    $Query1 -> Open(1);
   $return = $Query1 -> q_result;

   return $return;
}

/*------------------------------------------------------------------------------*/

function sessionGc ($maxlifetime)
{
   global $session, $LIFETIME;

   $expirationTime = time() - $LIFETIME;

    $Sql = "DELETE FROM `" . TablePrefix . "sessions` WHERE `Expire` < ". $expirationTime;
   
   $Query1 = new Query($Sql);
    $Query1 -> Open(1);
   $return = $Query1 -> q_result;

   return $return;
}

session_set_save_handler ('sessionOpen','sessionClose','sessionRead','sessionWrite','sessionDestroyer','sessionGc');
session_start();
?>

Fatal error: Class 'Query' not found in D:\wamp\www\netabad\session.php on line 50