phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c0caff4a8e4783851731fc89a1171cc0' 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 ('c0caff4a8e4783851731fc89a1171cc0', -1, 1714016830, 1714016830, '12bc2cdf', 24, 0, 0)

Line : 187
File : sessions.php