phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b137a8c8c753a8dbc67afc7fb04cc88' 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 ('9b137a8c8c753a8dbc67afc7fb04cc88', -1, 1760857317, 1760857317, 'd849d81d', -9, 0, 0)

Line : 187
File : sessions.php