<form id="form" method="post" action="students_final.jsp">
  Student name:<input type="text" value="" name="name">
  Reg no:<input type="text" value="" name="regno">
  <input type="submit" value="Register" />
</form>

<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@page language="java"%>
<%@page import="java.lang.*" import="java.sql.*"%>

<%
  try {
    Class.forName("com.mysql.jdbc.Driver");
    String url="jdbc:mysql://localhost:3306/userdbase";
    Connection connection = DriverManager.getConnection(url, "root", "passwd");

    String name=request.getParameter("name");
    String regno=request.getParameter("regno");

    "INSERT INTO `schooldatabase`.`test` (`name`) VALUES ('" + name + "');";
    Statement st= connection.createStatement();
    int count=st.executeUpdate(strquery);

    /*ResultSet rs= st.executeQuery(strquery);*/
  }
  catch(Exception e)
  {
    System.out.println("Could not connect");
  }
%>

String url = "jdbc:mysql://localhost:3306/schooldatabase";

String query = "INSERT INTO test ('name') VALUES ("+name+")";
int count = st.executeUpdate(query);