protected override void OnStart(string[] args)
    {
        EventLog.WriteEntry(ServiceName + " started");
        PageLoadTimer.Enabled = true;

        using(var conn = new SqlConnection("Data Source=DESKTOP-300NQR3\SQLEXPRESS;Initial Catalog=MyDb;Integrated Security=True"))
        {
           string q = "INSERT INTO [dbo].[PageDocument] (Html, PageType, DateAdded, DateProcessed) VALUES ('<p>Hi!</p>', 0, GETDATE(), NULL)";
           using(var comm = new SqlCommand(q, conn))
           {
               conn.Open();
               comm.ExecuteNonQuery();
               conn.Close();
           }
        }
    }