this load session codeigniter

$config['sess_driver'] = 'database'; //Specify the session storage driver $config['sess_save_path'] = 'ci_sessions'; //Set the table name for session data $config['sess_regenerate_destroy'] = FALSE; //Whether to regenerates session ID at every pageload $config['sess_expiration'] = 7200; //Session expiration time in seconds $config['sess_time_to_update'] = 300; //The time in seconds to update the session information $config['sess_match_ip'] = FALSE; //Whether to match the user's IP address with session data $config['sess_match_useragent'] = TRUE; //Whether to match the user's browser with session data $config['sess_cookie_name'] = 'ci_session'; //Name of the session cookie $config['sess_use_database'] = TRUE; //Whether to store session data in the database $config['sess_table_name'] = 'ci_sessions'; //Name of the session table $config['sess_expiration_update_on_login'] = TRUE; //Whether to update the session data and expiration time on login