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 ('3df5b4dbea7450d6d5bf46def6d465cd', -1, 1737479813, 1737479813, '039308c8', -9, 0, 0)

Line : 187
File : sessions.php