<?php

include "../classes/db.class.php";

$date_time = date("Y-m-d H:i", strtotime("+2 hours"));

$db = new db();
$res = $db->Update('tasks', ['date_completed', 'completed'], [$date_time, 'YES'], "record_id = {$_GET['task_id']}");
if ($res) {
    echo 1;
} else {
    echo 0;
}