INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cd138b2a1b31ddefc652ddf218bef3d87139cc59454feedbafd26dd102b4959', 
    '8A+qhnadVGrsF0VaubnHev9xon56xM8kPfiafQNK2SQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)