INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4eec56d99f89954f6ea53a7312f1bad0ade255f5af63672e1dd5d765c3836f7', 
    'rlRRkCHf5h5e7ZGPif7u3dunEFuzD9KgmW6+X31Sfm8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)