phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ac2b2bfb1102d4aba15b2a5e0f7c32d7' 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 ('ac2b2bfb1102d4aba15b2a5e0f7c32d7', -1, 1714455030, 1714455030, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php