phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1b0c6d29b5883611b68807f509fd34d' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a1b0c6d29b5883611b68807f509fd34d', -1, 1714228269, 1714228269, '030e8e73', 9, 0, 0)

Line : 187
File : sessions.php