如何将 Telegram Bot 连接到 Yandex.Checkout？

我们决定使用机器人连接通过 Yandex Cashier 接受付款。而我们遇到了这样一个问题：在测试的时候，支付速度非常快，秒级，而当你连接商店的时候，用户超时卡住，并且支付经常在商店中不显示。如果有人有通过电报机器人连接支付的经验，你能告诉我可能出了什么问题吗？

@bot.message_handler(commands=['start'])
def start_message(message):
    keyboard = telebot.types.InlineKeyboardMarkup()
    keyboard.row(types.InlineKeyboardButton('Начать оплату', callback_data='start_payment'))
    bot.send_photo(message.chat.id, 'https://drive.google.com/open?id=10Ez-WV5_55Kc2MoMPA88elkKtIBWRj6D')
    bot.send_message(message.chat.id, 'Нажмите, чтобы начать оплату:', reply_markup=keyboard)

@bot.callback_query_handler(lambda call: call.data == 'start_payment')
def start_payment(call):
    tg_id = call.message.chat.id
    bot.send_message(tg_id,
                     ''' 
                     Use this test card number to pay for your Item: 
1111 1111 1111 1026
Expiration Date: 12/22
CVC: 000
                    '''
                     )

    bot.send_invoice(tg_id, title='Item for Sale',
                     description='Bla-Bla-Bla',
                     provider_token=live_payment_token, # ТЕСТОВЫЙ ТОКЕН (TEST) РАБОТАЕТ, А ВОТ С LIVE ПОСТОЯННО ГЛЮЧИТ
                     currency='RUB',
                     photo_url=None,
                     need_phone_number=False,
                     need_email=False,
                     is_flexible=False,  # True If you need to set up Shipping Fee
                     prices=[LabeledPrice(label='Item_Name', amount=250000)],
                     start_parameter='start_parameter',
                     invoice_payload='coupon')

@bot.pre_checkout_query_handler(func=lambda query: True)
def checkout(query):
    print(query)
        bot.answer_pre_checkout_query(query.id, ok=True)  

@bot.message_handler(content_types=['successful_payment'])
def got_payment(message):
    # print(message)
    tg_id = message.chat.id
    bot.send_message(tg_id,'Ваш платеж успешно дошел, спасибо за оплату!')