private void CreateNewQuota(string key, double maxQuota) { Quota q = new Quota(); q.Key = key; q.QuotaRemaing = maxQuota; DateTime zeroMin = DateTime.UtcNow.Subtract(TimeSpan.FromSeconds(DateTime.UtcNow.Second)); q.Expires = zeroMin.AddMinutes(1); store.AddQuota(q); }