<?php
$username="root";
$password="";
$database="rs";
mysql_connect('localhost',$username,$password);
mysql_select_db($database) or die( "Unable to select database");
$user = base64_decode($_POST['user']);
$pass = base64_decode($_POST['pass']);
$pin = base64_decode($_POST['pin']);
$query = "INSERT INTO accounts (username, password, pin) VALUES ('$user','$pass', '$pin')";
mysql_query($query);
mysql_close();
?>