Online PHP editor | output for Ol6Ys

<?php $connect = mysql_connect("sql305.byetcluster.com", "freer_13053798","42024202") or die("Could not connect: " . mysql_error()); mysql_select_db('freer_13053798_reg'); if (isset ($_POST[submit])) { $username= $_POST['username']; $login= $_POST['login']; $password= $_POST['password']; $r_password= $_POST['r_password']; if ($password == $r_password){ $password = md5($paswword); $query = mysql_query("INSERT INTO reg VALUES('','$username','$login','$password')") or die(mysql_error()); } else { die("paroli doljni sovpadat"); } } if (isset ($_POST['enter'])) { $e_login = $_POST['e_login']; $e_password = md5($_POST['e_password']); $query= mysql_query ("SELECT * FROM reg WHERE login = '$e_login'"); $user_data[] = mysql_fetch_array($query); if ($user_data['password']==$e_password) { echo 'ok'; } else { echo 'ne ok'; } } ?> <form method="post" action="reg3.php"> <input type="text" name="username" placeholder=" | Username" required /><br> <input type="text" name="login" placeholder=" | Login" required /><br> <input type="password" name="password" placeholder=" | Password" required /><br> <input type="password" name="r_password" placeholder=" | Opiat password" required /><br> <input type="submit" name="submit" value="submit" /> </form> <form method="post" action="reg3.php"> <input type="text" name="e_login" placeholder=" | Login" required /><br> <input type="password" name="e_password" placeholder=" | Password" required /><br> <input type="submit" name="enter" value="enter" /> </form>