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 ('2b1a821c22591cee2e85d9ae6e3701cc', -1, 1737621288, 1737621288, '0381c285', 0, 0, 0)

Line : 187
File : sessions.php