INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '243df86e7b4f44678ae745e70e9953e31b4ca4dcd390a4234b8dc4d8f4103300', 
    'E9zxbC2xKaMnY+l4rkXkM6uOVDvYWdVPh75/WU0NdLw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)