Nope.
jtablesession::Store Failed
DB function failed with error number 1062
Duplicate entry '1-' for key 'whosonline' SQL=INSERT INTO `jos_session` ( `session_id`,`time`,`username`,`gid`,`guest`,`client_id` ) VALUES ( '2c895be42241d0df4237a3e089381ca4','1418547407','','0','1','0' )