Import Data dari API ke DB

public function import_from_backend()
  {
    $url = "http://endpoint.api/";

    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_POST, 1);

    $readjson = curl_exec($ch);
    $data = json_decode($readjson,true);
    $hasil = $data['result'];
    foreach ($hasil as $item)
    {
      $sql = "INSERT INTO tb_test(
        nama,
        umur,
        jekel
      )
      VALUES(
        '".$item['nama_lengkap']."',
        '".$item['umur']."',
        '".$item['gender']."'
      )";

      $this->db->query($sql);
    }
    $this->session->set_flashdata("simpan_sumber","
            <div class='alert alert-success fade in'>
              <a href='#' class='close' data-dismiss='alert'>&times;</a>
              <strong>Success !</strong> Berhasil Import Data!
            </div>");
    redirect('Import');
  }