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 ('9599209a835f1c7e12a374df8977bb43', -1, 1714151747, 1714151747, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php