WordPress database error: [Duplicate entry '_transient_doing_cron' for key 'option_name']
INSERT INTO `wp_options` (`option_name`, `option_value`, `autoload`) VALUES ('_transient_doing_cron', '1757850721.4452230930328369140625', 'on') ON DUPLICATE KEY UPDATE `option_name` = VALUES(`option_name`), `option_value` = VALUES(`option_value`), `autoload` = VALUES(`autoload`)

Warning: Cannot modify header information - headers already sent by (output started at /home/holtyewindows/public_html/wp-includes/class-wpdb.php:1855) in /home/holtyewindows/public_html/wp-content/plugins/google-sitemap-generator/sitemap-core.php on line 2064
https://holtyewindows.co.uk/sitemap-misc.xml 2025-06-11T13:49:55+00:00 https://holtyewindows.co.uk/page-sitemap.xml 2025-06-11T13:49:55+00:00 https://holtyewindows.co.uk/page-sitemap2.xml 2025-06-11T13:49:55+00:00