Deposit keys but his do not added on account, waiting more then 5 hours.
Check please.

Sometimes it can take long time (from minutes to hours) for obtaining inventory information from Steam, the background processes of the website used thousands of proxy servers to try to obtain inventory information from Steam, to avoid the strict per IP rate limit imposed by Steam around the beginning of 2023, however, even with thousands of proxy servers on different IP address, it's still a painful process to find one IP isn't temporarily banned by Steam.