phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a8c4f8d8b8da1b4506cd2ad8c7d3c7ca' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a8c4f8d8b8da1b4506cd2ad8c7d3c7ca', -1, 1714891358, 1714891358, '0381431a', 0, 0, 0)

Line : 187
File : sessions.php