INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6821716d748cc6d8f28993c0a5158eb19745be5b3145939e1e84e3fc24f53f2c', 
    'kpOEhEZrzx86qvkaDS/G6gUc5jac7SUuCr05wXRTRHY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)