/**
 * Implements hook_field_insert().
 */
function {{ machine_name }}_field_insert($entity_type, $entity, $field, $instance, $langcode, &$items) {
  if (variable_get('taxonomy_maintain_index_table', TRUE) && $field['storage']['type'] == 'field_sql_storage' && $entity_type == 'node' && $entity->status) {
    $query = db_insert('taxonomy_index')->fields(array('nid', 'tid', 'sticky', 'created', ));
    foreach ($items as $item) {
      $query->values(array(
        'nid' => $entity->nid,
        'tid' => $item['tid'],
        'sticky' => $entity->sticky,
        'created' => $entity->created,
      ));
    }
    $query->execute();
  }
}