fuel/app/classes/model/conversation.php

```php linenums="1"

$title, 'user_1_id' => $user_1, 'user_2_id' => $user_2, 'last_reply_timestamp' => time(), 'last_replier_id' => $user_1, 'message' => $message, 'unseen' => 1 ); \DB::insert('conversation')->set($conv)->execute(); return \DB::select('conversation_id')->from('conversation')->where('user_1_id', $user_1)->order_by('created_at', 'desc')->limit(1)->execute()->as_array()[0]['conversation_id']; } } ``` ?>