phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78a702aba96e60ff9f2d8413a1698747' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('78a702aba96e60ff9f2d8413a1698747', -1, 1754545434, 1754545434, 'd849d83e', 2, 0)

Line : 158
File : sessions.php