create_product.php

<?php

    $response = array();

    if (isset($_POST['name']) & isset($_POST['price']) & isset($_POST['description'])) {
        require_once __DIR__ . '/db_connect.php';

        $db = new DB_CONNECT();

        $name = _POST['name'];
        $price = _POST['price'];
        $description = _POST['description'];

        $result = msql_query("INSERT INTO products(name, price, description) VALUES('$name', '$price', '$description')");

        if ($result) {
            $response["success"] = 1;
            $response["message"] = "Product successfully create";
        } else {
            $response["success"] = 0;
            $response["message"] = "Oops! An error occurred.";
        }
    } else {
        $response["success"] = 0;
        $response["message"] = "Required field(s) is missing";
    }

    echo json_encode($response);

?>