phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a4d21c948dcc661a9a3100228d5f4634' for key 'travo_sessions.PRIMARY'

INSERT INTO travo_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a4d21c948dcc661a9a3100228d5f4634', -1, 1765084982, 1765084982, 'd849d881', -2, 0, 0)

Line : 187
File : sessions.php