phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '688f4728ce4935947e307be24ac96a93' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('688f4728ce4935947e307be24ac96a93', -1, 1715260373, 1715260373, '1276c1e8', -4, 0, 0)

Line : 187
File : sessions.php