CheevoService.Database.AddCheevo C# (CSharp) Méthode

        public static void AddCheevo(string title, string description, string category, int points)
        {
            var addCmd = "INSERT INTO available_cheevos(ID, Title, Description, Category, Points) VALUES(NULL, @title, @description, @category, @points)";

            bool dbOpened = false;

            lock (Database.sqliteCon)
            {
                try
                {
                    Database.sqliteCon.Open();
                    dbOpened = true;

                    using (SQLiteTransaction sqlTransaction = sqliteCon.BeginTransaction())
                    using (SQLiteCommand addCommand = new SQLiteCommand(addCmd, sqliteCon, sqlTransaction))
                    {
                        addCommand.Parameters.AddWithValue("@title", title );
                        addCommand.Parameters.AddWithValue("@description", description );
                        addCommand.Parameters.AddWithValue("@category", category );
                        addCommand.Parameters.AddWithValue("@points", points );

                        try
                        {
                            addCommand.ExecuteNonQuery();
                            sqlTransaction.Commit();
                        }
                        catch
                        {
                            // do nothing, cheevo already added
                        }
                    }
                }
                catch (Exception ex)
                {
                    Debug.WriteLine(ex.Message + " " + ex.StackTrace);
                }
                finally
                {
                    if (dbOpened)
                    {
                        Database.sqliteCon.Close();
                    }
                }
            }
        }