Netbeans+MySql

import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 *
 * @author augusto
 */
public class JPrincipal {
    private java.sql.Connection con;
    private java.sql.Statement stmt;

   
    public JPrincipal(){
        try{
        Class.forName("com.mysql.jdbc.Driver");
        }catch(ClassNotFoundException e){
            JOptionPane.showMessageDialog(null,"Erro"+e.getMessage());
        }
        String url = "jdbc:mysql://127.0.0.1:3306/usandoBanco";
        String user = "root";
        String passwd = "root";

        try{
            con = DriverManager.getConnection(url,user,passwd);
            stmt = con.createStatement();

        }catch(SQLException e ){
            JOptionPane.showMessageDialog(null,"Erro: "+e.getMessage());
        }
        insertRecord();

   }
    public static void main(String[] args) {
        new JPrincipal();
    }

    private void insertRecord() {
        try {
            stmt.executeUpdate("INSERT IN TO Livros VALUES(002,'O Simbolo Perdido')");
        } catch (SQLException ex) {
            JOptionPane.showMessageDialog(null,"Erro: "+ex.getMessage());
        }
    }

}