phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'caebd21783eef47f7af2b60e34049485' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('caebd21783eef47f7af2b60e34049485', -1, 1771043102, 1771043102, 'd849d87b', -2, 0)

Line : 180
File : /www/includes/sessions.php