public int AddExperimentInfo(string labServerGuid, string labServerName, 
     string labClientGuid, string labClientName, string labClientVersion,
     string providerName, string lssGuid)
 {
     int added = 0;
        UserSchedulingDB dbManager = new UserSchedulingDB();
     if (dbManager.AuthenticateAgentHeader(agentAuthHeader))
     {
         try
         {
             int eID = dbManager.AddExperimentInfo(labServerGuid, labServerName,labClientGuid,  labClientName, labClientVersion, providerName, lssGuid);
             added = (eID != -1) ? 1 : 0;
         }
         catch
         {
             throw;
         }
     }
     return added;
 }