输入文件已经是上海本地时间，但gaiamesh需要UTC时间，因此-8处理

src/pipelines/dbf_to_postgres_ctllog_pwc.py

@@ -157,6 +157,7 @@ class DbfToPostgresCtllogPwcPipeline(BasePipeline):
                 if created is None or real_value is None:
                     continue
 
+                created = created - timedelta(hours=8)
                 created_str = created.strftime('%Y-%m-%d %H:%M:%S') + '+00'
 
                 key = (created_str, mapping['control_group_controller_id'], mapping['controller_point_id'], real_value)