phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '88ad727740de0b9014fe4a24499f11e0' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('88ad727740de0b9014fe4a24499f11e0', -1, 1776887485, 1776887485, 'd849d90a', -1, 0, 0)

Line : 187
File : sessions.php