public function regen_id(){
        $sessionId = session_id();
        echo $sessionId;
        $qry = "INSERT INTO sessiondeletequeue VALUES (:id, 0)";
        if(!isset($this->regQuery)){
            $this->regQuery = $this->pdo->prepare($qry);
        }
        $this->regQuery->bindParam(':id', $sessionId, PDO::PARAM_STR);
        if($this->regQuery->execute()){
            session_regenerate_id();
            echo "<br>";
            $this->forceDelete();
            return true;
        }
        else{
            return false;
        }
    }
    private function forceDelete(){
        $qry = "SELECT id FROM sessiondeletequeue";
        foreach($this->pdo->query($qry) as $row){
            $this->destroy($row['id']);
            $this->pdo->query("UPDATE sessiondeletequeue SET deleted = 1");
        }
        $this->pdo->query("DELETE FROM sessiondeletequeue WHERE deleted = 1 ");
    }
    private function encrypt(&$data) {

        return $data;
    }