public void ResetHeartbeatLock()
{
using (CarrotCMSDataContext _db = CarrotCMSDataContext.Create()) {
carrot_RootContentSnippet rc = CompiledQueries.cqGetSnippetDataTbl(_db, this.SiteID, this.Root_ContentSnippetID);
rc.EditHeartbeat = DateTime.UtcNow.AddHours(-2);
rc.Heartbeat_UserId = null;
_db.SubmitChanges();
}
}