VS2022 添加mysql数据

//添加----------------------------------------------------------------------------------------------
string sqlinsert = "INSERT INTO bookshop(编号,书名,价格) VALUES (@编号,@书名,@价格)";

using (MySqlCommand command = new MySqlCommand(sqlinsert, connection))
{
command.Parameters.AddWithValue("@编号", 7 );
command.Parameters.AddWithValue("@书名", "检测管理");
command.Parameters.AddWithValue("@价格", 14.5);

int rowsAffected = command.ExecuteNonQuery();

if (rowsAffected > 0)
{
Console.WriteLine("\n" + "\n" + "数据插入成功！");
}
else
{
Console.WriteLine("数据插入失败！");
}
}