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 ('172a2104d98bb106e506ad1ef2ff7401', -1, 1737642275, 1737642275, '038f0125', -9, 0, 0)

Line : 187
File : sessions.php