Could not insert search results

DEBUG MODE

SQL Error : 1062 Duplicate entry '183279144' for key 'PRIMARY'

INSERT INTO phpbb_search_results (search_id, session_id, search_time, search_array) VALUES(183279144, '4ffd2bba9e29d7fe6e02f5f6ea3f3457', 1750919614, 'a:7:{s:14:"search_results";s:118:"308307, 308721, 308773, 308779, 309097, 311349, 311800, 313532, 317425, 321471, 325816, 329696, 329699, 333830, 333837";s:17:"total_match_count";i:15;s:12:"split_search";N;s:7:"sort_by";i:0;s:8:"sort_dir";s:4:"DESC";s:12:"show_results";s:5:"posts";s:12:"return_chars";i:200;}')

Line : 781
File : search.php