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 ('221a818eeb9ed5c9ac36fa325d33602b', -1, 1717299390, 1717299390, '038f04b5', -4, 0, 0)

Line : 187
File : sessions.php