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 ('2415485db162c1bc497c3ec35e7bc80b', -1, 1717002862, 1717002862, '12da9338', -7, 0, 0)

Line : 187
File : sessions.php