public bool RecordHeartbeatLock(Guid rootContentID, Guid siteID, Guid currentUserID) { carrot_RootContent rc = CompiledQueries.cqGetRootContentTbl(db, siteID, rootContentID); if (rc != null) { rc.Heartbeat_UserId = currentUserID; rc.EditHeartbeat = DateTime.UtcNow; db.SubmitChanges(); return true; } return false; }