Page Code $("#btnSend").click(function () {
                $.ajax({
                    type: "POST",
                    url: "../yourcontroller/youraction",
                    data: "name=bill&surname=gates",
                    dataType: "json",
                    success: function (result) {
                     // result is json
                    }
               });// ajax end

Controller  Codepublic ActionResult addNameSurname(string name,string surname)
{
  /* your insert */
  return Json(false);
}