<?php

$url="https://1xbetua.com/user/auth/";
$urlTo="https://1xbetua.com/";

$post="uLogin=33589681&uPassword=737mbxk6&save=on&redirect=http://1xbetua.com";

$ch = curl_init();
curl_setopt( $ch, CURLOPT_URL, $url);
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($ch);
curl_setopt($ch, CURLOPT_HTTPHEADER, 'accept: application/json, text/javascript, */*; q=0.01',
    'content-type: application/x-www-form-urlencoded; charset=UTF-8', 'x-requested-with: XMLHttpRequest');
curl_setopt( $ch, CURLOPT_URL, $urlTo);
curl_setopt( $ch, CURLOPT_COOKIEJAR, dirname(__FILE__ ). '/cookie.txt' );
curl_setopt( $ch, CURLOPT_COOKIEFILE, dirname(__FILE__ ). '/cookie.txt' );

curl_setopt( $ch, CURLOPT_POST, true);
curl_setopt( $ch, CURLOPT_POSTFIELDS, $post);
curl_setopt( $ch, CURLOPT_FOLLOWLOCATION, 1);

$result = curl_exec($ch);
curl_close ($ch);
echo $result;
if($result=="") {
echo "ОШИБКА!"; }