INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8749810cf8645c878c06ce6b58b1408a008e71b12e85aab4972d7b96ec9c082e', 
    'UkwCt9lm95CLaCORH1hTBnbV6U+fPvpxH98FV2vqIOM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)