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 ('3c1f7002b44a5e5e2c851c76f5845726', -1, 1713602602, 1713602602, '54ccfc03', -2, 0, 0)

Line : 187
File : sessions.php