Could not insert search results

DEBUG MODE

SQL Error : 1062 Duplicate entry '200163821' for key 'PRIMARY'

INSERT INTO nuke_bbsearch_results (search_id, session_id, search_time, search_array) VALUES(200163821, '84cd1907f400257114fe12af55324e56', 1737589795, 'a:7:{s:14:"search_results";s:12:"93941, 93955";s:17:"total_match_count";i:2;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 : 760
File : search.php