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 ('8a50e6a3a10e2832621a9faa81e4a914', -1, 1717403003, 1717403003, '038e9685', -4, 0, 0)

Line : 187
File : sessions.php