INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd28cc8e2e2944291118465b221b2f0af14e0d62a4bb8946328f4ef65e94299ee', 
    'eMmR5Q/WENgRDvOtLintgDtzuhcDuv7mh/dJpoH5MjI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)