The keyword combines "pspisoclub," "GTA 5," and "link," suggesting a connection. Let's break it down.

If you find a legitimate fan-made project or mod file, use this sequence to test it safely on your mobile device:

Move the extracted .iso file into the PSP/GAME folder on your device's internal storage.

The word "club" in your search strongly points towards Rockstar Games Social Club, which is the legitimate, official online service for playing GTA V and GTA Online. It is the platform you use to track your game progress, connect with friends, and verify your game copy.