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 ('4fe0da6fb6381f907a9812c16e9630cd', -1, 1752877894, 1752877894, '54ccfc03', 0, 0, 0)

Line : 187
File : sessions.php