hotfix: logital error on combination id finding

push_to_db.py

@@ -219,7 +219,7 @@ def func():
                 logger.info("Combination exist. Using combination id={}".format(_combination_id))
 
     # 새로 추가하는 경우
-    if _combination_id is not None:
+    if _combination_id is None:
         logger.info("Creating combination")
         with db_conn.cursor() as cursor:
             _combination_id = create_combination(cursor, None, _user_id)