phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8dffa689a7d94c6e66c3fabb47a4bbeb' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8dffa689a7d94c6e66c3fabb47a4bbeb', -1, 1715690828, 1715690828, '12befdde', -4, 0, 0)

Line : 187
File : sessions.php