Eclipse ee + jdbc

import java.sql.*;
public class sqlOperations {
    String mySqlUrl= "jdbc:mysql://localhost:3306/test";
    private String mySqlLogin = "root";
    private String mySqlPassword = "";
    
    public void insertUser(String userLogin, String userPassword) {
        String sqlReqest = "INSERT INTO users (Login, Password) VALUES (" + userLogin +"," + userPassword +");";
        
        try(Connection conn = DriverManager.getConnection(mySqlUrl,mySqlLogin,mySqlPassword)) {
            Statement stat = conn.createStatement();
            stat.executeUpdate(sqlReqest);
            conn.close();
        }catch (SQLException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
    }
    public void showData() {
        
    }
 
}

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
/**
 * Servlet implementation class myServlet
 */
@WebServlet("/myServlet")
public class myServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
    
    public myServlet() {
        super();
        // TODO Auto-generated constructor stub
    }
    
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        String userLogin = request.getParameter("login");
        String userPassword = request.getParameter("password");
        sqlOperations my = new sqlOperations();
        my.insertUser(userLogin, userPassword);
        
    }
 
}