phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c6c31a56a8d0304a3983aae56048f8e5' 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 ('c6c31a56a8d0304a3983aae56048f8e5', -1, 1714047895, 1714047895, '12de756d', -9, 0, 0)

Line : 187
File : sessions.php