diff --git a/app/mongo_worker.py b/app/mongo_worker.py
index dfe6a32..515310d 100644
--- a/app/mongo_worker.py
+++ b/app/mongo_worker.py
@@ -1,15 +1,44 @@
 import pymongo
 
+from datetime import datetime
+
+
 class MongoWorker():
     def __init__(self):
         self.client = pymongo.MongoClient(host="127.0.0.1", port=27017)
         self.db = self.client["data"]
-        self.collection = self.db["game_data"]
+        self.users_data = self.db["users_data"]
+        self.game_data = self.db["game_data"]
 
-    def get_mongodb_info(self):
+    def get_mongodb_info(self) -> None:
         print(self.client.list_database_names())
         print(self.db.list_collection_names())
 
+    def find_user(self, user_id:int) -> None:
+        result = self.users_data.find_one({"user_id": user_id})
+        return result
+
+    def add_user(self, user_id:int, username:str, first_name:str, last_name:str, photo_path:str) -> bool:
+        try:
+            self.users_data.insert_one({"user_id": user_id,
+                                        "username": username,
+                                        "first_name": first_name,
+                                        "last_name": last_name,
+                                        "photo_path": photo_path,
+                                        "activity": 0,
+                                        "liked_post_ids": [],
+                                        "disliked_post_ids": [],
+                                        "comments_ids": [],
+                                        "registration_date": datetime.now().isoformat()
+                                        })
+            return True
+        except Exception as exception:
+            print(exception)
+            return False
+
+
 if __name__ == "__main__":
     mongo = MongoWorker()
     mongo.get_mongodb_info()
+    print(mongo.add_user(123, "VolochayIgor", "Igor", "Volochay", "path/to/img"))
+    print(mongo.find_user(123))
\ No newline at end of file