INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b8470dfd9db8978a22be26033465d04b2a5ac960540820b06876b2dcca139fb', 
    '3RlrTsK7a7CM3VVubKlJIlqRG92T+0ZYXGP9MK15Eos=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)