Error de base de datos de WordPress. Comandos no sincronizados; no puedes ejecutar este comando

Hola, el error_log de nuestro sitio tiene miles de líneas como:

18-Jun-2026 05:00:17 UTC] WordPress database error Commands out of sync; you can't run this command now for query SELECT option_name, option_value FROM wp_options WHERE option_name IN ('_transient_doing_cron','_transient_timeout_doing_cron') made by shutdown_action_hook, do_action('shutdown'), WP_Hook->do_action, WP_Hook->apply_filters, _wp_cron, spawn_cron, get_transient, wp_prime_option_caches 
[18-Jun-2026 05:00:17 UTC] WordPress database error Commands out of sync; you can't run this command now for query INSERT INTO 
   
wp_options (option_name, option_value, autoload) VALUES ('_transient_doing_cron', '1781758817.6449670791625976562500', 'on') ON DUPLICATE KEY UPDATE option_name = VALUES(option_name), option_value = VALUES(option_value), autoload = VALUES(autoload) made by shutdown_action_hook, do_action('shutdown'), WP_Hook->do_action, WP_Hook->apply_filters, _wp_cron, spawn_cron, set_transient, add_option

Se agradece la ayuda.