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 ('41f851ccef45f3ff9d13b66dbc9b1bc5', -1, 1716961600, 1716961600, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php