Frequent WP Job Manager database error

Hello,

I’ve been having frequent database errors (pasted below)in my server log files and the query links to WP Job Manager.
Any ideas for a fix?

WordPress database error You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘LIMIT 500’ at line 6 for query DELETE a, b FROM wp_options a, wp_options b
WHERE a.option_name LIKE ‘\\_transient\\_jm\\_%’
AND a.option_name NOT LIKE ‘\\_transient\\_timeout\\_jm\\_%’
AND b.option_name = CONCAT( ‘_transient_timeout_’, SUBSTRING( a.option_name, 12 ) )
AND b.option_value < 1447934895
LIMIT 500; made by do_action_ref_array, call_user_func_array, WP_Job_Manager_Cache_Helper::clear_expired_transients

https://ww.wp.xz.cn/plugins/wp-job-manager/