not allowed in state 1

When trying to send an email, we get this error message (only happened since update).
Looked at docker ps and it shows that unbound is unhealthy.
Logs of unbound:
Setup success. Certificates created. Enable in unbound.conf file to use
[1707406605] unbound[1:0] notice: init module 0: validator
[1707406605] unbound[1:0] notice: init module 1: iterator
[1707406605] unbound[1:0] info: start of service (unbound 1.17.1).
[1707406630] unbound[1:0] info: generate keytag query _ta-4f66. NULL IN
[1707408027] unbound[1:0] info: service stopped (unbound 1.17.1).
[1707408027] unbound[1:0] info: server stats for thread 0: 223 queries, 110 answers from cache, 113 recursions, 0 prefetch, 0 rejected by ip ratelimiting
[1707408027] unbound[1:0] info: server stats for thread 0: requestlist max 11 avg 1.97345 exceeded 0 jostled 0
[1707408027] unbound[1:0] info: average recursion processing time 0.897652 sec
[1707408027] unbound[1:0] info: histogram of recursion processing times
[1707408027] unbound[1:0] info: [25%]=0.0142222 median[50%]=0.0549346 [75%]=1.375
[1707408027] unbound[1:0] info: lower(secs) upper(secs) recursions
[1707408027] unbound[1:0] info: 0.000000 0.000001 8
[1707408027] unbound[1:0] info: 0.000512 0.001024 1
[1707408027] unbound[1:0] info: 0.004096 0.008192 6
[1707408027] unbound[1:0] info: 0.008192 0.016384 18
[1707408027] unbound[1:0] info: 0.016384 0.032768 12
[1707408027] unbound[1:0] info: 0.032768 0.065536 17
[1707408027] unbound[1:0] info: 0.065536 0.131072 5
[1707408027] unbound[1:0] info: 0.262144 0.524288 3
[1707408027] unbound[1:0] info: 0.524288 1.000000 11
[1707408027] unbound[1:0] info: 1.000000 2.000000 10
[1707408027] unbound[1:0] info: 2.000000 4.000000 17
[1707408027] unbound[1:0] info: 4.000000 8.000000 5
Setting console permissions...
Receiving anchor key...
Receiving root hints...
######################################################################## 100.0%
setup in directory /etc/unbound
removing artifacts
Setup success. Certificates created. Enable in unbound.conf file to use
[1707408049] unbound[1:0] notice: init module 0: validator
[1707408049] unbound[1:0] notice: init module 1: iterator
[1707408049] unbound[1:0] info: start of service (unbound 1.17.1).
[1707408051] unbound[1:0] info: generate keytag query _ta-4f66. NULL IN