public void Update(Guid Guid, string Host, DateTime Timestamp, string LogLevel, string Thread, string Message,
                           string Exception)
        {
            var item = new ApplicationLog();
            item.MarkOld();
            item.IsLoaded = true;

            item.Guid = Guid;

            item.Host = Host;

            item.Timestamp = Timestamp;

            item.LogLevel = LogLevel;

            item.Thread = Thread;

            item.Message = Message;

            item.Exception = Exception;

            item.Save(UserName);
        }