Ошибка синтаксиса в SQL-запросе

string CommandText = "INSERT INTO donor (Name, Age, Weight, Group, Rezus) VALUES (@Name, @Age, @Weight, @Group, @Rezus)";
            string Connect = "Database=blood; Data Source=localhost; User Id=admin; Password=admin";
            MySqlConnection myConnection = new MySqlConnection(Connect);
            MySqlCommand myCommand = new MySqlCommand(CommandText, myConnection);
            myConnection.Open();
            myCommand.Parameters.AddWithValue("@Name", textBox1.Text);
            myCommand.Parameters.AddWithValue("@Age", Convert.ToInt32(textBox2.Text));
            myCommand.Parameters.AddWithValue("@Weight", Convert.ToInt32(textBox3.Text));
            myCommand.Parameters.AddWithValue("@Group", comboBox1.Text);
            myCommand.Parameters.AddWithValue("@Rezus", comboBox2.Text);
            myCommand.ExecuteNonQuery();
            MessageBox.Show("Добавлено");
            this.Controls.OfType<TextBox>().All(x => (x.Text = string.Empty) == string.Empty);
            this.Controls.OfType<ComboBox>().All(x => (x.Text = string.Empty) == string.Empty);
            myConnection.Close();