phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a20f12b90734ce440d2bb8b807ed3b40' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a20f12b90734ce440d2bb8b807ed3b40', -1, 1714674432, 1714674432, 'c0a80201', 27, 0, 0)

Line : 187
File : sessions.php