diff --git a/coolq/bot.go b/coolq/bot.go
index 78cfd68..6421725 100644
--- a/coolq/bot.go
+++ b/coolq/bot.go
@@ -519,7 +519,6 @@ func (bot *CQBot) InsertGuildChannelMessage(m *message.GuildChannelMessage) stri
 		w.WriteUInt64(m.GuildId)
 		w.WriteUInt64(m.ChannelId)
 		w.WriteUInt64(m.Id)
-		w.WriteUInt64(m.InternalId)
 	}))
 	msg := &db.StoredGuildChannelMessage{
 		ID: id,