phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6cd244d058e282c5b999ac0e9db3db6f', -1, 1717009317, 1717009317, '0315a782', -2, 0, 0)

Line : 187
File : sessions.php