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 ('424f88b1155ea24b1fd949f3d3a73a47', -1, 1720197808, 1720197808, '03916bf4', 1, 0, 0)

Line : 187
File : sessions.php