phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'aa6a91d086b040dc21309eaa7ded0051' 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 ('aa6a91d086b040dc21309eaa7ded0051', -1, 1714192758, 1714192758, '12bc3ddf', -4, 0, 0)

Line : 187
File : sessions.php