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 ('f944cd1e45f2b4a35eac1b1e4b7e14d3', -1, 1717375843, 1717375843, '038127e5', 1, 0, 0)

Line : 187
File : sessions.php