phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cb1a279fe421b96941d6b6973365f96f' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('cb1a279fe421b96941d6b6973365f96f', -1, 1762504817, 1762504817, 'd849d80d', -9, 0)

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