phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2771393d4622f9b409524af6bef7dca9' 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 ('2771393d4622f9b409524af6bef7dca9', -1, 1757694686, 1757694686, 'd849d880', -4, 0, 0)

Line : 187
File : sessions.php