phpBB : Critical Error

Error creating new sessions

DEBUG MODE

SQL Error : 1062 Duplicate entry '95b6982e0741d3c8cd70f212b0a34aa9' 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 ('95b6982e0741d3c8cd70f212b0a34aa9', -1, 1513539684, 1513539684, '36dd49ba', 4, 0, 0)

Line : 187
File : sessions.php