Inserir dados no banco!

public class Conexao{
	 
		static String status="";
	
		public static Connection getConnection(){
			Connection conn=null;
			
			try{
				Class.forName("com.mysql.jdbc.Driver").newInstance();
				String url = "jdbc:mysql://localhost/exec10?user=root&password=123456";
				conn = DriverManager.getConnection(url);
                status = "Conexao Realizada";
                
			}catch (SQLException e){
				status = e.getMessage();
			}catch (ClassNotFoundException e){
				status = e.getMessage(); 
			}catch (Exception e){
				status = e.getMessage();
			}return conn;
			
		}

public class TelaCadastroDepartamentos extends JFrame implements ActionListener{
	
	public JLabel lblNome;   
	public JTextField jtNome;
	  
	public JTable jtCadastro;  
	  
	public JButton btnInserir, btnRemover, btnAlterar;  
	  
	  
	public TelaCadastroDepartamentos() {  
	  
	// painel com os dados  
	lblNome = new JLabel(" Nome :");  
	jtNome = new JTextField();  
	
	  
	JPanel pGrid = new JPanel(new GridLayout(3, 2));  
	pGrid.add(lblNome);  
	pGrid.add(jtNome);
	
	  
	// painel com o cadastro  
	jtCadastro = new JTable();  
	  
	JScrollPane pCadastro = new JScrollPane(jtCadastro);  
	  
	// painel com os comandos  
	btnInserir = new JButton("Inserir");  
	btnRemover = new JButton("Remover");  
	btnAlterar = new JButton("Alterar");  

	JPanel pBotoes = new JPanel(new GridLayout(1, 3));  
	pBotoes.add(btnInserir);  
	pBotoes.add(btnRemover);
	pBotoes.add(btnAlterar);
	  
	// painel do JFrame  
	this.setLayout(new BorderLayout());  
	this.getContentPane().add(pGrid, BorderLayout.NORTH);  
	this.getContentPane().add(pCadastro, BorderLayout.CENTER);  
	this.getContentPane().add(pBotoes, BorderLayout.SOUTH);  
	  
	this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);  
	this.setTitle("Cadastro de Departamentos");  
	this.setSize(640,480);  
	this.setResizable(false);  
	this.setLocationRelativeTo(null);  
	this.setVisible(true);  
	}  	

	@Override
	public void actionPerformed(ActionEvent e) {
		
		
	}
}