diff --git a/apps/utils/tasks.py b/apps/utils/tasks.py
index 6655cab6..9e831e7f 100644
--- a/apps/utils/tasks.py
+++ b/apps/utils/tasks.py
@@ -5,26 +5,21 @@ import logging
 from django.conf import settings
 from server.settings import get_sysconfig
 import importlib
-import hashlib
 from django.core.cache import cache
 
 # 实例化myLogger
 myLogger = logging.getLogger('log')
 
-def generate_cache_key(subject):
-    # 使用邮件主题生成一个唯一的缓存键
-    hash_subject = hashlib.md5(subject.encode()).hexdigest()
-    return f"error_email_{hash_subject}"
-
 @shared_task
 def send_mail_task(**args):
     config = get_sysconfig()
+    subject = args.get('subject', '500')
     args['subject'] = '{}:{}_{}_{}'.format(
-        settings.SYS_NAME, settings.SYS_VERSION, config['base']['base_name_short'], args.get('subject', '500'))
+        settings.SYS_NAME, settings.SYS_VERSION, config['base']['base_name_short'], subject)
     args['from_email'] = args.get('from_email', settings.EMAIL_HOST_USER)
     args['recipient_list'] = args.get(
         'recipient_list', [settings.EMAIL_HOST_USER])
-    cache_key = generate_cache_key(args['subject'])
+    cache_key = f'error_mail_{subject}'
     email_tuple = cache.get(cache_key)
     if email_tuple is None:
         email_tuple = (0, True)