diff --git a/dbm/system.go b/dbm/system.go
index 04b61dd..2831abb 100644
--- a/dbm/system.go
+++ b/dbm/system.go
@@ -54,7 +54,7 @@ func (d *DBMHandler) GoSystemTime() error {
 		for {
 			t := time.Now().UnixMilli()
 			if tOld != t {
-				if er := d.DB.UpdateDatapointValue(d.Conns, t, path); er != nil {
+				if er := d.DB.UpdateDatapointValue(d.Conns, time.UnixMilli(t).Format("2006-01-02 15:04:05"), path); er != nil {
 					d.Log.Error("dmb.Handler.AddSystemDps.UpdateDatapointValue", er.Error())
 				}
 				tOld = t