Im having problems whit access token

Hello im having an error in my wordpress due to this pluging.

This its the error:

[ERROR_MSG] => Auth, Invalid OAuth2 access token
[TRACE_STK] => #0 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/cf7-google-sheets-connector/includes/class-gs-service.php(182): CF7GSC_googlesheet->auth()

1 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/class-wp-hook.php(308): Gs_Connector_Service->cf7_save_to_google_sheets(Object(WPCF7_ContactForm))

2 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array)

3 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/plugin.php(517): WP_Hook->do_action(Array)

4 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/contact-form-7/includes/submission.php(119): do_action('wpcf7_mail_sent', Object(WPCF7_ContactForm))

5 [internal function]: WPCF7_Submission->{closure}()

6 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/contact-form-7/includes/l10n.php(147): call_user_func(Object(Closure))

7 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/contact-form-7/includes/submission.php(131): wpcf7_switch_locale('pl_PL', Object(Closure))

8 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/contact-form-7/includes/submission.php(35): WPCF7_Submission->proceed()

9 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/contact-form-7/includes/contact-form.php(1043): WPCF7_Submission::get_instance(Object(WPCF7_ContactForm), Array)

10 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-content/plugins/contact-form-7/includes/rest-api.php(357): WPCF7_ContactForm->submit()

11 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/rest-api/class-wp-rest-server.php(1181): WPCF7_REST_Controller->create_feedback(Object(WP_REST_Request))

12 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/rest-api/class-wp-rest-server.php(1028): WP_REST_Server->respond_to_request(Object(WP_REST_Request), '/contact-form-7…', Array, NULL)

13 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/rest-api/class-wp-rest-server.php(442): WP_REST_Server->dispatch(Object(WP_REST_Request))

14 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/rest-api.php(410): WP_REST_Server->serve_request('/contact-form-7…')

15 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/class-wp-hook.php(308): rest_api_loaded(Object(WP))

16 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters('', Array)

17 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/plugin.php(565): WP_Hook->do_action(Array)

18 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/class-wp.php(399): do_action_ref_array('parse_request', Array)

19 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/class-wp.php(780): WP->parse_request('')

20 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-includes/functions.php(1334): WP->main('')

21 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/wp-blog-header.php(16): wp()

22 /var/www/vikenkroppsterapi.com/vikenkroppsterapi.no/index.php(17): require('/var/www/vikenk…')

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