$URL='https://www.msc.com/blr/help-centre/tools/track-a-shipment';
$data = array();
$data['ctl00$ctl00$plcMain$plcMain$TrackSearch$txtBolSearch$TextField']='MSCU8385986';
$post_str = '';
foreach ($data as $key=>$value){
    $post_str .= $key.'='.urlencode($value).'&';
}
$post_str = substr($post_str,0,-1);
$ch = curl_init(); 
curl_setopt($ch, CURLOPT_URL,$URL); 
curl_setopt($ch, CURLOPT_POST,TRUE);
curl_setopt($ch, CURLOPT_POSTFIELDS,$post_str);  
curl_setopt($ch, CURLOPT_RETURNTRANSFER,TRUE); 
$result=curl_exec ($ch);
var_dump($result);
curl_close ($ch);';

curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_jar);
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_jar);