cfssl ocsprefresh spit database error

I'm using the mysql backend (didn't tested with the PG one)

➜ cfssl ocsprefresh -loglevel=0 -ca-key=ca-key.pem -ca=ca.pem -db-config=../dbconf/db.json -config=./server-config.json -responder=ocsp/ocsp.pem -responder-key=ocsp/ocsp.key
2016/07/18 14:50:58 [DEBUG] loading configuration file from ./server-config.json
2016/07/18 14:50:58 [DEBUG] parse expiry in profile
2016/07/18 14:50:58 [DEBUG] expiry is valid
2016/07/18 14:50:58 [DEBUG] parse expiry in profile
2016/07/18 14:50:58 [DEBUG] expiry is valid
2016/07/18 14:50:58 [DEBUG] validating configuration
2016/07/18 14:50:58 [DEBUG] validate local profile
2016/07/18 14:50:58 [DEBUG] profile is valid
2016/07/18 14:50:58 [DEBUG] validate local profile
2016/07/18 14:50:58 [DEBUG] profile is valid
2016/07/18 14:50:58 [DEBUG] configuration ok
2016/07/18 14:50:58 [DEBUG] Loading issuer cert: ca.pem
2016/07/18 14:50:58 [DEBUG] Loading responder cert: ocsp/ocsp.pem
2016/07/18 14:50:58 [DEBUG] Loading responder key: ocsp/ocsp.key
2016/07/18 14:50:58 [DEBUG] loading db configuration file from ../dbconf/db.json
{"code":11000,"message":"sql: Scan error on column index 2: unsupported Scan, storing driver.Value type []uint8 into type *time.Time"}

I'm not missing migrations:
➜ new goose -path $GOPATH/src/github.com/cloudflare/cfssl/certdb/mysql up
goose: no migrations to run. current version: 1