phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a6d9ac6e78b85b598f8f759b04d1a2f4' 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 ('a6d9ac6e78b85b598f8f759b04d1a2f4', -1, 1715245715, 1715245715, '039145ff', -8, 0, 0)

Line : 187
File : sessions.php