phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0988fd9591b0881b97b127c8b1a43840' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('0988fd9591b0881b97b127c8b1a43840', -1, 1743638569, 1743638569, '0390fcc5', -12, 0, 0)

Line : 187
File : sessions.php