/**
  * INSERT a token record.
  *
  * @param  int   $emailID
  * @param  int   $listID
  * @param  text  $token
  * @return void
  */
 public function createTokenRecord($emailID, $listID, $token)
 {
     $unsubscribe = new List_Unsubscribe_Token();
     $unsubscribe->email_id = $emailID;
     $unsubscribe->list_id = $listID;
     $unsubscribe->token = $token;
     $unsubscribe->save();
 }