phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '86b21b357a12e7c8f4b238d7af401474' 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 ('86b21b357a12e7c8f4b238d7af401474', -1, 1714349798, 1714349798, '0395fa01', 3, 0, 0)

Line : 187
File : sessions.php