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 ('a76065631da5c6e0ccc0033d3a6c3785', -1, 1737479983, 1737479983, '12768011', 8, 0, 0)

Line : 187
File : sessions.php