<?php
if($_SERVER['REQUEST_METHOD']=='POST'){

    require_once('../dbConnect.php');

    $number_plate = $_POST['number_plate'];
    $amount = $_POST['amount'];
    $name_of_passenger = $_POST['name_of_passenger'];
    $phone_no_of_passeneger = $_POST['phone_no_of_passenger'];
    $id_no_of_passenger = $_POST['id_no_of_passenger'];
    $destination= $_POST['destination'];


    $ress = mysqli_query($con,$sql);
      if(mysqli_fetch_array($ress)){

    $sql = "INSERT INTO payment_details (column1, number_plate, amount, name_of_passenger, id_no_of_passenger, destination)
            VALUES (NULL, '$number_plate', '$amount', '$name_of_passenger', '$phone_no_of_passeneger', '$id_no_of_passenger', '$destination')";

        }

}