phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e5c2fc1bf97f6124a204a39cedacec96', -1, 1737555437, 1737555437, '12bf54b3', 6, 0, 0)

Line : 187
File : sessions.php