<?php

$dbhost = "";
$dbname = "ZIP";
$dbusername = "";
$dbpassword = "";

$link = new PDO("mysql:host=$dbhost;dbname=$dbname",$dbusername,$dbpassword);


$zip = htmlspecialchars($_POST['zip']);
$email = htmlspecialchars($_POST['email']);

$statement = $link->prepare("INSERT INTO ZIP(ZIP,EMAIL)
    VALUES(:zip, :email)");

$statement->bindParam(':zip', $zip);
$statement->bindParam(':email', $email);
$statement->execute();

?>