Gitlab::Import::StuckImportJob::StuckImportJobError: Import timed out. Import took longer than 86400 seconds

The number of import errors increased recently.

https://sentry.gitlab.net/gitlab/gitlabcom/issues/3308934/?referrer=gitlab_plugin

Gitlab::Import::StuckImportJob::StuckImportJobError: Import timed out. Import took longer than 86400 seconds
  app/workers/gitlab/import/stuck_import_job.rb:69:in `mark_as_failed'
    raise StuckImportJobError, error_message
  app/workers/gitlab/import/stuck_import_job.rb:64:in `mark_imports_with_jid_as_failed!'
    .each(&method(:mark_as_failed))
  app/workers/gitlab/import/stuck_import_job.rb:27:in `perform'
    stuck_imports_with_jid_count = mark_imports_with_jid_as_failed!
  lib/gitlab/database/load_balancing/sidekiq_server_middleware.rb:26:in `call'
    yield
  lib/gitlab/sidekiq_middleware/duplicate_jobs/strategies/until_executing.rb:16:in `perform'
    yield
...
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