W: GPG error: http://repo.mongodb.org/apt/debian stretch/mongodb-org/4.0 Release: The following signatures were invalid: EXPKEYSIG 68818C72E52529D4 MongoDB 4.0 Release Signing Key <packaging@mongodb.com>
Could this key’s expiry be please extended, and re-published ?
Key in the question is published at https://www.mongodb.org/static/pgp/server-4.0.asc
Thanks!