INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421a0bf09add1c4dc9ad7d91e0eda5e694f29947fcfd3b5361837647d52f9515', 
    'fz1nq8tNFF91LL0XVZW6o3WxM53PGYJbRzfCbWqmFxM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)