phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21b9f646a96ec487c7344fee6a21361e' 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 ('21b9f646a96ec487c7344fee6a21361e', -1, 1715766222, 1715766222, '0389ba04', -7, 0, 0)

Line : 187
File : sessions.php