INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '88a8d73543eff1ad4aebbe0f02189278072f77c7acec61643e1a1882f23c3adb', 
    'iU86LZO96dO/klD+hNDhyU55An71Z9WvK0nLaTA0DiA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)