diff --git a/plugins/webstats/lua/webstats_common.lua b/plugins/webstats/lua/webstats_common.lua
index d3113a0ae..091f08bfd 100644
--- a/plugins/webstats/lua/webstats_common.lua
+++ b/plugins/webstats/lua/webstats_common.lua
@@ -240,6 +240,8 @@ function _M.get_http_origin(self)
 end
 
 function _M.cronPre(self)
+    self:lock_working('cron_init_stat')
+
     local time_key = self:get_store_key()
     local time_key_next = self:get_store_key_with_time(ngx.time()+3600)
 
@@ -272,6 +274,8 @@ function _M.cronPre(self)
         end
     end
 
+    self:unlock_working('cron_init_stat')
+
     return true
 end
 
@@ -317,6 +321,11 @@ function _M.cron(self)
                 return true
             end
 
+            -- 初始化统计表时不执行
+            if self:is_working('cron_init_stat') then
+                return true
+            end
+
             local db = self:initDB(input_sn)
 
             stat_fields[input_sn] = {}