Настройки Yoast хранятся в произвольных полях каждой записи.
Поэтому при импорте значений Yoast SEO — указываем произвольные поля Custom Field.

Значения Yoast SEO записей, товаров WooCommerce

Name	Custom Field	Values
Focus Keyword	_yoast_wpseo_focuskw	Text string
SEO Title	_yoast_wpseo_title	Text string
Meta Description	_yoast_wpseo_metadesc	Text string
Meta Robots Index	_yoast_wpseo_meta-robots-noindex	Blank for default, 1 for noindex, or 2 for index
Meta Robots Follow	_yoast_wpseo_meta-robots-nofollow	Blank for follow, 1 for nofollow
Meta Robots Advanced	_yoast_wpseo_meta-robots-adv	Blank for default, none, noodp, noydir, noimageindex, noarchive, or nosnippet
Include in Sitemap	_yoast_wpseo_sitemap-include	Blank for auto, always, or never
Sitemap Priority	_yoast_wpseo_sitemap-prio	Blank for auto, 1 to .1
Canonical URL	_yoast_wpseo_canonical	Canonical URL of post
301 Redirect	_yoast_wpseo_redirect	URL to redirect post to
Facebook Title	_yoast_wpseo_opengraph-title	Text string
Facebook Description	_yoast_wpseo_opengraph	Text string
Facebook Image	_yoast_wpseo_opengraph-image	URL to image
Twitter Title	_yoast_wpseo_twitter-title	Text string
Twitter Description	_yoast_wpseo_twitter-description	Text string

Значения Yoast SEO таксономий: рубрики, категории WooCommerce

Name	Custom Field	Values
Focus Keyword	wpseo_focuskw	Text string
SEO Title	wpseo_title	Text string
Meta Description	wpseo_desc	Text string
Meta Robots Index	wpseo_noindex	Blank for default, 1 for noindex, or 2 for index
Include in Sitemap	wpseo_sitemap_include	Blank for auto, always, or never
Canonical URL	wpseo_canonical	Canonical URL of post
Facebook Title	wpseo_opengraph-title	Text string
Facebook Description	wpseo_opengraph-description	Text string
Facebook Image	wpseo_opengraph-image	URL to image
Twitter Title	wpseo_twitter-title	Text string
Twitter Description	wpseo_twitter-description	Text string
Twitter Image	wpseo_twitter-image	URL to image