diff --git a/api/db/services/llm_service.py b/api/db/services/llm_service.py
index 7f66ca6a..52585183 100644
--- a/api/db/services/llm_service.py
+++ b/api/db/services/llm_service.py
@@ -128,9 +128,11 @@ class TenantLLMService(CommonService):
         else:
             assert False, "LLM type error"
 
-        num = cls.model.update(used_tokens=cls.model.used_tokens + used_tokens)\
-            .where(cls.model.tenant_id == tenant_id, cls.model.llm_name == mdlnm)\
-            .execute()
+        num = 0
+        for u in cls.query(tenant_id = tenant_id, llm_name=mdlnm):
+            num += cls.model.update(used_tokens = u.used_tokens + used_tokens)\
+                .where(cls.model.tenant_id == tenant_id, cls.model.llm_name == mdlnm)\
+                .execute()
         return num
 
 
diff --git a/api/db/services/task_service.py b/api/db/services/task_service.py
index 12707768..36b4700f 100644
--- a/api/db/services/task_service.py
+++ b/api/db/services/task_service.py
@@ -155,8 +155,8 @@ def queue_tasks(doc, bucket, name):
     else:
         tsks.append(new_task())
 
-    for t in tsks:
-        REDIS_CONN.queue_product(SVR_QUEUE_NAME, message=t)
-
     bulk_insert_into_db(Task, tsks, True)
     DocumentService.begin2parse(doc["id"])
+
+    for t in tsks:
+        REDIS_CONN.queue_product(SVR_QUEUE_NAME, message=t)
\ No newline at end of file