/**
  * Add a query for saving the reward option to the database transaction
  *
  * @param ConfigInterface $config
  * @param RewardOptionInterface $rewardOption
  */
 private function _addToTransaction(ConfigInterface $config, RewardOptionInterface $rewardOption)
 {
     $this->_transaction->add("\n\t\t\tINSERT INTO\n\t\t\t\trefer_a_friend_reward_option\n\t\t\t\t(\n\t\t\t\t\treward_config_id,\n\t\t\t\t\t`name`,\n\t\t\t\t\t`value`\n\t\t\t\t)\n\t\t\t\tVALUES\n\t\t\t\t(\n\t\t\t\t\t:rewardConfigID?i,\n\t\t\t\t\t:name?s,\n\t\t\t\t\t:value?s\n\t\t\t\t)\n\t\t", ['rewardConfigID' => $config->getID(), 'name' => $rewardOption->getName(), 'value' => $rewardOption->getValue()]);
 }