WordPress database error: [Deadlock found when trying to get lock; try restarting transaction]
INSERT IGNORE INTO `wr4wfRij_options` (`option_name`, `option_value`, `autoload`) VALUES ('itsec-lock-cron_test_fail_safe', '1794356759', 'no') /* LOCK */

Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/wp-includes/class-wpdb.php:1851) in /var/www/html/wp-includes/pluggable.php on line 1535 Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/wp-includes/class-wpdb.php:1851) in /var/www/html/wp-includes/pluggable.php on line 1538