diff --git a/base/mdb/hash.go b/base/mdb/hash.go
index 67dce3ca..d13e9e02 100644
--- a/base/mdb/hash.go
+++ b/base/mdb/hash.go
@@ -32,7 +32,7 @@ func _hash_inputs(m *ice.Message, prefix, chain string, field, value string) {
 func _hash_insert(m *ice.Message, prefix, chain string, arg ...string) string {
 	m.Logs(INSERT, KEY, path.Join(prefix, chain), arg)
 	defer Lock(m, prefix, chain)()
-	if expire := m.Conf(prefix, kit.Keys(chain, kit.Keym(EXPIRE))); expire != "" {
+	if expire := m.Conf(prefix, kit.Keys(chain, kit.Keym(EXPIRE))); expire != "" && arg[0] != HASH {
 		arg = kit.Simple(TIME, m.Time(expire), arg)
 	}
 	if arg[0] == HASH {
diff --git a/data.go b/data.go
index 784200d9..76507261 100644
--- a/data.go
+++ b/data.go
@@ -5,6 +5,7 @@ import (
 	"strings"
 
 	kit "shylinux.com/x/toolkits"
+	"shylinux.com/x/toolkits/task"
 )
 
 func (m *Message) ActionKey() string           { return strings.TrimPrefix(strings.TrimSuffix(m._sub, PS), PS) }
@@ -38,11 +39,14 @@ func (m *Message) Confv(arg ...Any) (val Any) { // key sub value
 }
 func (m *Message) Conf(arg ...Any) string { return kit.Format(m.Confv(arg...)) }
 
+var _important = task.Lock{}
+
 func SaveImportant(m *Message, arg ...string) {
 	if Info.Important != true {
 		return
 	}
 	kit.For(arg, func(i int, v string) { kit.If(v == "" || strings.Contains(v, SP), func() { arg[i] = "\"" + v + "\"" }) })
+	defer _important.Lock()()
 	m.Cmd("nfs.push", VAR_DATA_IMPORTANT, kit.Join(arg, SP), NL)
 }
 func loadImportant(m *Message) {