phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4d159e382f6a762e8539746d8cc59bf4' 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 ('4d159e382f6a762e8539746d8cc59bf4', -1, 1757759717, 1757759717, 'd849d880', -4, 0, 0)

Line : 187
File : sessions.php