phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2a10fdb15605d026ed4e5169282aa2b6' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2a10fdb15605d026ed4e5169282aa2b6', -1, 1781148526, 1781148526, 'd849d98c', -4, 0, 0)

Line : 187
File : sessions.php