phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e6d9da3e0cc5ce2dd3cb7b1218d7f12d' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e6d9da3e0cc5ce2dd3cb7b1218d7f12d', -1, 1771960529, 1771960529, 'd849d879', 5, 0, 0)

Line : 187
File : sessions.php