问TypeError：'_asyncio.Future‘对象不可订阅，请使用mongodb异步电动机驱动程序

EN

@bot.event
async def on_message(message):
    if isinstance(message.channel, discord.DMChannel):
        return
    collection = db[f"{message.guild.id}"]
    coll = db.guilds
    if message.author.bot:
        return
    else:
        if message.channel.id != 796145301013397544:
            if not await coll.count_documents({"_id": message.guild.id}):
                await coll.insert_one({"_id": message.guild.id, "suggest_channel": "None", "message_coins": 0.5, "log_channel": "None", 'prefix': '.', 'ignore_channel': 'None', 'likes': 0})
            message_coins = await coll.find_one({"_id": message.guild.id})["message_coins"]
            if not await collection.count_documents({"_id": message.author.id}):
                await collection.insert_one({"_id": message.author.id, "msg": 0, "happy": 0, "coins": 0, "badge": "Нет", "cookie": 0, "minvoice": 0, "color": 0xFFFFFF, "osebe": "Отсутствует", "age": "Неизвестно"})
            await collection.update_one({"_id": message.author.id}, {"$inc": {"msg": 1}})
            await collection.update_one({"_id": message.author.id}, {"$inc": {"coins": message_coins}})
        else:
            pass
    await bot.process_commands(message)
    asyncio.get_event_loop().run_until_complete(on_message(message))

Ignoring exception in on_message
Traceback (most recent call last):
File "/app/.heroku/python/lib/python3.9/site-packages/discord/client.py", line 343, in _run_event
await coro(*args, **kwargs)
File "/app/bot.py", line 187, in on_message
message_coins = await coll.find_one({"_id": message.guild.id})["message_coins"]
TypeError: '_asyncio.Future' object is not subscriptable