SQL errors in hosting process

After running "drush.php hosting process", I have this in my watchdog:

Type	php
Date	Friday, March 14, 2008 - 19:19
User	Anonymous
Location	http:///index.php
Referrer	
Message	Duplicate entry '5' for key 1 query: INSERT INTO hosting_action_queue (nid, timestamp, status) VALUES (5, 1205536744, 0) in /var/www/includes/database.mysql.inc on line 172.
Severity	error
Hostname	

Type	php
Date	Friday, March 14, 2008 - 19:19
User	Anonymous
Location	http:///index.php
Referrer	
Message	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 ')' at line 1 query: UPDATE hosting_action SET nid=5, action_type = 'verify', rid = 4, executed=1205536744, action_status=16) in /var/www/includes/database.mysql.inc on line 172.
Severity	error
Hostname