private void Insert()
 {
     try
     {
         string name_book            = InsertBookName();
         int    year_of_writing_book = InsertYearOfWritingBook();
         dB_Connection.AddBook(name_book, year_of_writing_book);
         Console.WriteLine("Выберите автора:");
         int id_Book = dB_Connection.GetIdBook(name_book, year_of_writing_book);
         ChooseAuthor(id_Book, name_book, year_of_writing_book);
     }
     catch (Exception ex)
     {
         Console.WriteLine(ex.Message);
     }
 }