phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4b4f6ae334e72bfd1227a659c9ca66a9' 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 ('4b4f6ae334e72bfd1227a659c9ca66a9', -1, 1763000582, 1763000582, 'd849d8a4', -4, 0, 0)

Line : 187
File : sessions.php