Sync data from stage to prod.
Here is a workaround with default import/export
https://www.linkbrightmedia.com/how-do-i-export-a-single-wordpress-post-or-page/
Basically, create a export user assign only content that needs exporting to this user and export.
Alternative:
WPvivid backup and migrate has staging features worth looking at.
WPmerge.io