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 ('301cf53d3fba83eb7e6f14bb2bfc86b7', -1, 1737594375, 1737594375, '0387bae9', 3, 0, 0)

Line : 187
File : sessions.php