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 ('9a2728d50c6c1ee5f2e125c15b55fef2', -1, 1717403493, 1717403493, '038e9685', 0, 0, 0)

Line : 187
File : sessions.php