<?php


if(!empty($_POST['User']) && !empty($_POST['Password'])){
    $server = 'localhost';
    $user = 'root';
    $pass = '';

    $con = mysql_connect($server, $user, $pass);

    if($con == true){

        $User = mysql_real_escape_string($_POST['User']);
        $Pass = mysql_real_escape_string($_POST['Password']);

        mysql_select_db("elstuva", $con);

        mysql_query("INSERT INTO Users (Username, Password)
        VALUES ($User, $Pass)");

    }

    mysql_close();
}


?>
<form method="post">
    Username:
    <input type="text" name="User" />
    Password:
    <input type="password" name="Password" />
    <input type="submit" />
</form>