phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21ccd9b142c25dc0cb12d30c10dd9868' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('21ccd9b142c25dc0cb12d30c10dd9868', -1, 1714938998, 1714938998, '12da8164', -1, 0, 0)

Line : 187
File : sessions.php