PostSnapshot.php

<?php
if(isset($_POST['Item']) && isset($_POST['Number']) && isset($_POST['BatchId']))
{

    //Create a Database connection
    $servername = "localhost";
    $username = "SOMEUSERNAME";
    $password = "SOMEPASSWORD";
    $dbname = "SOMEDATABASENAME";
    $tbl_name = "StockSnapshot";

    //Create connection
    $con = mysqli_connect($servername,$username,$password) or die("Could not connect: " . mysqli_connect_error());

    //Creating request
    $stmt = $con->prepare("INSERT INTO `$dbname`.`$tbl_name` (`BatchId`, `Item`, `Number`) VALUES (?, ?, ?);");
    $stmt->bind_param('isi', $_POST['BatchId'], $_POST['Item'], $_POST['Number']);
    $stmt->execute();
    echo "New records created successfully";

    $stmt->close();
    $con->close();

} else {
        echo "is not set or is not post";
        echo "item:".$_POST['Item']."number".$_POST['Number'];
}
?>