Probably nothing

[Vexo]

Gotten this one 3 times today:

Could not insert search results

DEBUG MODE

SQL Error : 1062 Duplicate entry '513051510' for key 1

INSERT INTO phpbb_search_results (search_id, session_id, search_array) VALUES(513051510, '87b7df317c211b19a729ba92d3012525', 'a:7:{s:14:"search_results";s:4:"7712";s:17:"total_match_count";i:1;s:12:"split_search";N;s:7:"sort_by";i:0;s:8:"sort_dir";s:4:"DESC";s:12:"show_results";s:6:"topics";s:12:"return_chars";i:200;}')

Line : 782
File : search.php

When clicking 'Posts since last visit' thing.