phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '87229bff040345c5e77d087d2c09fbe4' 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 ('87229bff040345c5e77d087d2c09fbe4', -1, 1776126168, 1776126168, 'd849d8a3', -9, 0, 0)

Line : 187
File : sessions.php