public void ekle(Rezervasyon rezervasyon) { try { sqlConnection.Open(); cmd = new SqlCommand("insert into Rezervasyon (masaID,ad,soyAd,telefon,tarih) values(@masaID,@ad,@soyAd,@telefon,@tarih)", sqlConnection); cmd.Parameters.AddWithValue("@ad", rezervasyon.ad); cmd.Parameters.AddWithValue("@soyAd", rezervasyon.soyAd); cmd.Parameters.AddWithValue("@telefon", rezervasyon.telefon); cmd.Parameters.AddWithValue("@masaID", rezervasyon.masaID); cmd.Parameters.AddWithValue("@tarih", DateTime.Now.ToUniversalTime().AddHours(3)); cmd.ExecuteNonQuery(); sqlConnection.Close(); } catch (Exception) { if (sqlConnection.State == System.Data.ConnectionState.Open) { sqlConnection.Close(); } } }