data insertion at regular interval in database

Hello @Gopal  you can try this method

 void Call()
  {
  System.Timers.Timer aTimer = new System.Timers.Timer();
  aTimer.Elapsed += new ElapsedEventHandler(OnTimedEvent);
  aTimer.Interval = 900000;
  aTimer.Enabled = true;

 
 
 


  }

  private static void OnTimedEvent(object source, ElapsedEventArgs e)
  {

  // Here you can write your Code
  }