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 ('29f31e5812f3e863af46caaa1b8d25c1', -1, 1737605985, 1737605985, '12610e55', -11, 0, 0)

Line : 187
File : sessions.php