Data not inserting in the database using a modal - php

Question

I am trying to update the status of my order using a modal. it doesnt shows any error but it does not update the status of the order in the database I already look at the form and my file is right. but i dont know why it does not update the status in my database.
here is the image where i update the order status it exec
`<!-- Transaction History -->
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span></button>
<h4 class="modal-title"><b>Transaction Full Details</b></h4>
</div>
<div class="modal-body">
<p>
Date: <span id="date"></span>
<span class="pull-right">Transaction#: <span id="transid"></span></span>
</p>
<table class="table table-bordered">
<thead>
<th>Product</th>
<th>Price</th>
<th>Quantity</th>
<th>Subtotal</th>
<th>Status</th>
</thead>
<tbody id="detail">
<tr>
<td colspan="4" align="right"><b>Total</b></td>
<td><span id="total"></span></td>
</tr>
<form action="order_edit.php" method="POST" enctype="multipart/form-data">
<td colspan="3" align="right"><b>Status</b></td>
<td><span id="total">
<select name="status" id="status" class="form-control form-control-sm rounded-0" required>
<option value="1" <?php echo isset($meta['status']) && $meta['status'] == 1 ? 'selected' : '' ?>>Pending</option>
<option value="3" <?php echo isset($meta['status']) && $meta['status'] == 3 ? 'selected' : '' ?>>Out for Delivery</option>
<option value="4" <?php echo isset($meta['status']) && $meta['status'] == 4 ? 'selected' : '' ?>>Done and Paid</option>
</select>
</span></td>
<td>
<button type="submit" class="btn btn-success btn-flat" name="edit"><i class="fa fa-check-square-o"></i> Update</button>
</td>
</form>
</tbody>
</table>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default btn-flat pull-left" data-dismiss="modal"><i class="fa fa-close"></i> Close</button>
</div>
</div>
</div>
`
`<?php
include 'includes/session.php';
if(isset($_POST['edit'])){
$id = $_POST['id'];
$status = $_POST['status'];
date_default_timezone_set("Asia/Manila");
$date = date('Y-m-d h:i:sa');
$date1 = date('Y-m-d h:i:sa');
try{
$stmt = $conn->prepare("SELECT * FROM sales WHERE id=:id");
$stmt->execute(['id'=>$id]);
$row = $stmt->fetch();
$stmt = $conn->prepare("UPDATE sales SET dateDelivered=:dateDelivered, order_received=:order_received, status=:status WHERE id=:id");
$stmt->execute(['dateDelivered'=>$date,'order_received'=>$date1,'status'=>$status, 'id'=>$id]);
$_SESSION['success'] = 'Status updated successfully';
}
catch(PDOException $e){
$_SESSION['error'] = $e->getMessage();
}
$pdo->close();
}
else{
$_SESSION['error'] = 'Fill up Update Status form first';
}
header('location: sales.php');
?>`

Answer 1

Add the hidden input tag in form tag
<input type="hidden" name="id" value="<?php echo $meta['id']; ?>">