from pymongo import MongoClient
import certifi
client = MongoClient('mongodb+srv://test:sparta@cluster0.cr4vild.mongodb.net/Cluster0?retryWrites=true&w=majority',
                     tlsCAFile=certifi.where())
db = client.dbsparta

doc = {
    'name':'bob',
    'age':27
}

db.users.insert_one(doc)
위와같이 코드를 작성하여서 연결하는데 문제가 발생했습니다.
오류는 아래와 같이 나타납니다.

C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\Scripts\python.exe C:/Users/CKIRUser/PycharmProjects/pythonProject/dbprac.py 
Traceback (most recent call last):
  File "C:/Users/CKIRUser/PycharmProjects/pythonProject/dbprac.py", line 12, in <module>
    db.users.insert_one(doc)
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\collection.py", line 621, in insert_one
    self._insert_one(
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\collection.py", line 562, in _insert_one
    self.__database.client._retryable_write(acknowledged, _insert_command, session)
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\mongo_client.py", line 1447, in _retryable_write
    with self._tmp_session(session) as s:
  File "C:\Users\CKIRUser\AppData\Local\Programs\Python\Python38\lib\contextlib.py", line 113, in __enter__
    return next(self.gen)
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\mongo_client.py", line 1729, in _tmp_session
    s = self._ensure_session(session)
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\mongo_client.py", line 1712, in _ensure_session
    return self.__start_session(True, causal_consistency=False)
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\mongo_client.py", line 1657, in __start_session
    self._topology._check_implicit_session_support()
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\topology.py", line 538, in _check_implicit_session_support
    self._check_session_support()
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\topology.py", line 554, in _check_session_support
    self._select_servers_loop(
  File "C:\Users\CKIRUser\PycharmProjects\pythonProject\venv\lib\site-packages\pymongo\topology.py", line 238, in _select_servers_loop
    raise ServerSelectionTimeoutError(
pymongo.errors.ServerSelectionTimeoutError: ac-mmvhz2y-shard-00-02.cr4vild.mongodb.net:27017: timed out,ac-mmvhz2y-shard-00-00.cr4vild.mongodb.net:27017: timed out,ac-mmvhz2y-shard-00-01.cr4vild.mongodb.net:27017: timed out, Timeout: 30s, Topology Description: <TopologyDescription id: 62fcf1fef4752dbeae1ae3b7, topology_type: ReplicaSetNoPrimary, servers: [<ServerDescription ('ac-mmvhz2y-shard-00-00.cr4vild.mongodb.net', 27017) server_type: Unknown, rtt: None, error=NetworkTimeout('ac-mmvhz2y-shard-00-00.cr4vild.mongodb.net:27017: timed out')>, <ServerDescription ('ac-mmvhz2y-shard-00-01.cr4vild.mongodb.net', 27017) server_type: Unknown, rtt: None, error=NetworkTimeout('ac-mmvhz2y-shard-00-01.cr4vild.mongodb.net:27017: timed out')>, <ServerDescription ('ac-mmvhz2y-shard-00-02.cr4vild.mongodb.net', 27017) server_type: Unknown, rtt: None, error=NetworkTimeout('ac-mmvhz2y-shard-00-02.cr4vild.mongodb.net:27017: timed out')>]>


Process finished with exit code 1

해결해주세요 ㅠㅠ