Customs is a great map but for beginners and early quests, it's terrible. If the devs would open up the bottom area (red) and add a few more holes in walls (yellow),
Background Check - The Official Escape from Tarkov Wiki
Gold EAGLE Pocket watch key c1850
Escape From Tarkov: Checking Quest Guide
Paul Buhre. A 14K gold keyless wind full hunter pocket watch with applied Russian two headed eagle crest Circa 1890 - Bonhams
Escape From Tarkov: Checking Quest Guide
Vintage Camera Pocket Watch Novelty Bronze Key Chain - Temu
Bonhams : Paul Buhre. A 14K gold keyless wind full hunter pocket watch with applied Russian two headed eagle crest Circa 1890
Bronze pocket watch on a chain - The Official Escape from Tarkov Wiki
A detailed guide of all Prapor quests in Escape from Tarkov – MMO Area and Guide
How to Complete Checking in Escape From Tarkov
The quest says the key is optional. Meaning there are 2 possible ways to complete this quest. One is to get a friend with the key or to camp the truck. I
Prapor Task Checking - The Bronze Pocket Watch - Escape from Tarkov - YouTube