All quests named More Resource Crates are not in the game, yet are in the Arathi Basin Journey.

Alliance:
https://classic.wowhead.com/quest=8158/more-resource-crates
https://classic.wowhead.com/quest=8159/more-resource-crates
https://classic.wowhead.com/quest=8157/more-resource-crates
https://classic.wowhead.com/quest=8081/more-resource-crates
https://classic.wowhead.com/quest=8298/more-resource-crates

Horde:
https://classic.wowhead.com/quest=8165/more-resource-crates
https://classic.wowhead.com/quest=8164/more-resource-crates
https://classic.wowhead.com/quest=8163/more-resource-crates
https://classic.wowhead.com/quest=8124/more-resource-crates
https://classic.wowhead.com/quest=8300/more-resource-crates

Version 6.0.2