phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a99baffd1838d231679d610b18998f6c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a99baffd1838d231679d610b18998f6c', -1, 1714204918, 1714204918, '12e1ff86', -10, 0, 0)

Line : 187
File : sessions.php