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 ('6d6b26fb7f69134e1d678819d2f963b0', -1, 1737642136, 1737642136, '03857a10', 2, 0, 0)

Line : 187
File : sessions.php