phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cef6887d6af8385b50ef2e9e150c893a' 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 ('cef6887d6af8385b50ef2e9e150c893a', -1, 1714264248, 1714264248, '0381f7c4', 16, 0, 0)

Line : 187
File : sessions.php