protected function saveAuditTrailDelete()
{
$audit = Audit::getInstance();
$audit->getDb()->createCommand()->insert(AuditTrail::tableName(), ['action' => 'DELETE', 'entry_id' => $this->getAuditEntryId(), 'user_id' => $this->getUserId(), 'model' => $this->owner->className(), 'model_id' => $this->getNormalizedPk(), 'created' => date($this->dateFormat)])->execute();
}