phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9153e1760d81757e4c706e5d08cbcfe' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b9153e1760d81757e4c706e5d08cbcfe', -1, 1757478281, 1757478281, 'd849d880', -4, 0, 0)

Line : 187
File : sessions.php