code: public function setRelatedRecords(array $arrRelated)
  	{
  		$objDatabase = Database::getInstance();
  
  		$objCount = $objDatabase->prepare("SELECT COUNT(*) AS count FROM tl_opt_in_related WHERE pid=?")
  								->execute($this->id);
  
  		if ($objCount->count > 0)
  		{
  			throw new \LogicException(sprintf('Token "%s" already contains related records', $this->token));
  		}
  
  		foreach ($arrRelated as $strTable=>$arrIds)
  		{
  			foreach ($arrIds as $intId)
  			{
  				$objDatabase->prepare("INSERT INTO tl_opt_in_related (pid, relTable, relId) VALUES (?, ?, ?)")
  							->execute($this->id, $strTable, $intId);
  			}
  		}
  	}
docs: Set the related records
  
  @param array $arrRelated
  
  @throws \LogicException