phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('68dce3fad4d22a25198b0566bc77e7a7', -1, 1713524082, 1713524082, '03119659', 2, 0, 0)

Line : 187
File : sessions.php