execution: log channel ID to terminal if it's unknown

channelId is set for commands executed outside of common guilds
no changes for usage logging in database is required

src/execution.ts

@@ -191,7 +191,8 @@ function logUsedTokens(
         // it doesn't make sense to store usage in database if we don't know where it came from
         return;
       }
-      const channelName: string = !message.channel ? "[No channel]"
+      const channelName: string = !message.channelId ? "[No channel]"
+        : !message.channel ? `[Unknown channel: ${message.channelId}]`
         : !message.channel.isDMBased() ? `#${message.channel.name} (${message.guild?.name})`
         : `#@${getAuthor(message).tag}`
       ;