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 ('5c485e644529718430585329faf7d31b', -1, 1711616062, 1711616062, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php