phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '31f69d5239d2f2c45da22dfe05cdd294' 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 ('31f69d5239d2f2c45da22dfe05cdd294', -1, 1757017450, 1757017450, 'd849d87b', 13, 0, 0)

Line : 187
File : sessions.php