INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28a5547a20e0d0b1ff77410866b3a43d89fd88e4864b6d98e3db3b2d65569484', 
    '6Zh+uq9cjRpL9Y+i86sdwbC+PRxn183nkp8P0FaZ+xg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)