public void RecordHeartbeatLock(Guid currentUserID)
{
using (CarrotCMSDataContext _db = CarrotCMSDataContext.Create()) {
carrot_RootContentSnippet rc = CompiledQueries.cqGetSnippetDataTbl(_db, this.SiteID, this.Root_ContentSnippetID);
rc.Heartbeat_UserId = currentUserID;
rc.EditHeartbeat = DateTime.UtcNow;
_db.SubmitChanges();
}
}