Fatal error log

In the WooCommerce fatal errors log I see over 1,000 of the following errors. The same occurs every single day, thousands upon thousands of this same error:

Uncaught FacebookAds\Http\Exception\AuthorizationException: Error validating access token: Invalid session for app in /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Http/Exception/RequestException.php:174


{
"error": {
"type": 1,
"file": "/var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Http/Exception/RequestException.php",
"line": 174
},
"remote-logging": true,
"backtrace": [
"",
"#0 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Http/Client.php(226): FacebookAds\Http\Exception\RequestException::create()",
"#1 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Http/Request.php(286): FacebookAds\Http\Client->sendRequest()",
"#2 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Api.php(152): FacebookAds\Http\Request->execute()",
"#3 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Api.php(205): FacebookAds\Api->executeRequest()",
"#4 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/ApiRequest.php(171): FacebookAds\Api->call()",
"#5 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/AdsPixel.php(292): FacebookAds\ApiRequest->execute()",
"#6 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/EventRequest.php(284): FacebookAds\Object\AdsPixel->createEvent()",
"#7 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/EventRequest.php(277): FacebookAds\Object\ServerSide\EventRequest->defaultExecute()",
"#8 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/EventRequest.php(247): FacebookAds\Object\ServerSide\EventRequest->sendToCAPIEndpoint()",
"#9 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/core/class-facebookserversideevent.php(197): FacebookAds\Object\ServerSide\EventRequest->execute()",
"#10 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/core/class-facebookwordpressopenbridge.php(162): FacebookPixelPlugin\Core\FacebookServerSideEvent::send()",
"#11 /var/www/redacted-domain.co.uk/htdocs/wp-content/plugins/official-facebook-pixel/facebook-for-wordpress.php(141): FacebookPixelPlugin\Core\FacebookWordpressOpenBridge->handle_open_bridge_req()",
"#12 /var/www/redacted-domain.co.uk/htdocs/wp-includes/class-wp-hook.php(324): FacebookPixelPlugin\FacebookForWordpress->handle_events_request()",
"#13 /var/www/redacted-domain.co.uk/htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()",
"#14 /var/www/redacted-domain.co.uk/htdocs/wp-includes/plugin.php(565): WP_Hook->do_action()",
"#15 /var/www/redacted-domain.co.uk/htdocs/wp-includes/class-wp.php(418): do_action_ref_array()",
"#16 /var/www/redacted-domain.co.uk/htdocs/wp-includes/class-wp.php(818): WP->parse_request()",
"#17 /var/www/redacted-domain.co.uk/htdocs/wp-includes/functions.php(1342): WP->main()",
"#18 /var/www/redacted-domain.co.uk/htdocs/wp-blog-header.php(16): wp()",
"#19 /var/www/redacted-domain.co.uk/htdocs/index.php(17): require('…')",
"#20 {main}",
"thrown"
]
}