phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5c6918fdf5dfab196ca631bcf0618850' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('5c6918fdf5dfab196ca631bcf0618850', -1, 1763166473, 1763166473, 'd849d856', 25, 0)

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