phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '974c78860052863113fd6d1dc9830cbe' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('974c78860052863113fd6d1dc9830cbe', -1, 1711654959, 1711654959, '03ebf9db', -1, 0, 0)

Line : 222
File : sessions.php