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 ('710c18de322f9470b38f51737df46700', -1, 1711720437, 1711720437, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php