<?php
 
$redirect_page = "https://www.example.com/page-two.php";
 
if($_SERVER['QUERY_STRING']){
 
$query_sign = "?";
 
}else{
 
$query_sign = "";
 
}
 
header("Location: $redirect_page.$query_sign".$_SERVER['QUERY_STRING'], true, 301);
 
exit;
 
?>