INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21157291dad9600338a45f65e2e806b942b2869121af2381596de9fe6b365bc9', 
    'DrGWTdByu1QdYAx8qoRC5C78yXn3iCU9j1+H7UdItUw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)