drupal mysql insert statement

$id = db_insert('pms_link_master')
      ->fields(array(
          'NODE_ID' => '1',
          'PMS_ID' => '2',
          'CLINIC_ID' => '415',
          'MASTER_TYPE' => 'location'
  ))
  ->execute();

http://alvinalexander.com/drupal/drupal-7-db_insert-query-sql-insert-db_query