phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ef5cfbcaeb9325e0abb1eba8fbb1c65d' 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 ('ef5cfbcaeb9325e0abb1eba8fbb1c65d', -1, 1715065592, 1715065592, 'c0a80201', 16, 0, 0)

Line : 187
File : sessions.php