phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '204d9cf6889b4aa52c8edbf0490450fa' 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 ('204d9cf6889b4aa52c8edbf0490450fa', -1, 1763618227, 1763618227, 'd849d880', -4, 0, 0)

Line : 187
File : sessions.php