Codeigniter Установите часовой пояс
<?php
defined('BASEPATH') OR exit('No direct script access allowed');
date_default_timezone_set('Asia/Kolkata');
Bad Bug
<?php
defined('BASEPATH') OR exit('No direct script access allowed');
date_default_timezone_set('Asia/Kolkata');
$config['time_reference'] = 'Asia/Kathmandu';