try {
                URL url = new URL("mydburl/create.php");
                conn = (HttpURLConnection) url.openConnection();
                conn.setRequestMethod("POST");
                conn.setDoOutput(true);
                //conn.setDoInput(true);
                conn.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
                //conn.setRequestProperty("Accept", "application/json");
                //conn.connect();

                //Log.d("In Async param",params[0]);

                String title = params[0];
               // Log.d("In Async title",title);

                jsonObj = new JSONObject();
                jsonObj.put("title", title);
                //Log.d("In Async Json toString",jsonObj.toString());
            } catch (MalformedURLException e) {
                e.printStackTrace();
            } catch (ProtocolException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (JSONException e) {
                e.printStackTrace();
            }
            try {

                os = (conn.getOutputStream());
                os.write(jsonObj.toString().getBytes("UTF-8"));
                //os.flush();
                os.close();
            } catch (IOException e) {
                e.printStackTrace();
            }

            try {
                Log.e("connection status",conn.getResponseMessage());
                InputStream in = new BufferedInputStream(conn.getInputStream());
                BufferedReader reader = new BufferedReader(new InputStreamReader(in));
                strBuilder = new StringBuilder();
                String line;
                while ((line = reader.readLine()) != null) {
                    strBuilder.append(line);
                }
                os.close();
                reader.close();
                conn.disconnect();

            } catch (IOException e) {
                e.printStackTrace();
            }

Log.d("In Async param",params[0]);
Log.d("In Async Json toString",jsonObj.toString());

<?php
    $response = array();
    $servername = "myservername";
    $username = "user";
    $password = "pwd";
    $dbname = "myDB";

    $con=mysql_connect("$servername","$username","$password");
    mysql_select_db("$dbname", $con);
    $title=$_POST['title'];
    mysql_query("INSERT INTO Test(title) VALUES ('$title')");
    header('Content-type: application/json; charset=UTF-8');
?>