public void AddCallBackToDB(CallBackModel model)
 {
     using (var context = new CallBackContext())
     {
         model.Date = DateTime.Now;
         context.CallBackModels.Add(model);
         context.SaveChanges();
     }
 }
        public ActionResult Reg(CallBack callBack)
        {
            if (ModelState.IsValid)
            {
                callBack.Id = Guid.NewGuid();
                db.CallBacks.Add(callBack);
                db.SaveChanges();
            }

            return(View("Reg"));
        }