phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '617213f5ac0ed18cb28baf5b35812793' 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 ('617213f5ac0ed18cb28baf5b35812793', -1, 1757828334, 1757828334, 'd849d821', -9, 0, 0)

Line : 187
File : sessions.php