Create a Drupal node with path

create-node.php

<?php

  // Create a node by code
  $newNode = new stdClass();
  $newNode->type = 'page';
  node_object_prepare($newNode);

  $newNode->title = 'This is the title of the new node';
  $newNode->status = 1;
  $newNode->comment = 1;
  $newNode->language = LANGUAGE_NONE;
  $newNode->uid = 1;
  node_save($newNode);

  // Add content for the node
  $newNode->body[LANGUAGE_NONE][0]["value"] = '<p>Here you can put HTML code for your node.</p>';
  $newNode->body[LANGUAGE_NONE][0]["format"] = 'full_html';

  // Add image
  $filename = 'gogh.white-house.jpg';
  $image = file_get_contents('http://www.ibiblio.org/wm/paint/auth/gogh/gogh.white-house.jpg');
  $file = file_save_data($image, 'public://' . $filename, FILE_EXISTS_RENAME);
  $node->field_image[LANGUAGE_NONE][0] = (array) $file;
  
  // Save node
  node_save($newNode);

  // Add path
  $path = array(
    'source' => "node/" . $newNode->nid,
    'alias' => 'alias-for-my-node',
  );  
  path_save($path);