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 ('0db45826fe6c643792c81c808ca7f169', -1, 1713587437, 1713587437, '03830d25', -4, 0, 0)

Line : 187
File : sessions.php