Change private help ticket cooldown

src/types/database-types.d.ts

@@ -65,4 +65,11 @@ export type KnowledgebaseItem = {
   guild_id: string
   name: string
   content: string
+}
+
+export type PrivateHelpTicket = {
+  id: number
+  user_id: string
+  status: PrivateHelpTicketStatus,
+  timestamp: string
 }