phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a5f75641c3883a32a8917c82448689fe' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a5f75641c3883a32a8917c82448689fe', -1, 1766119399, 1766119399, 'd849d8d7', -4, 0, 0)

Line : 187
File : sessions.php