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 ('6fcda7699c81c1306da6c81c6d7dec26', -1, 1711704846, 1711704846, '36a660bf', 0, 0, 0)

Line : 193
File : sessions.php