INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6efb480cf5928064c97f5b3db5a99bfeadea1d19d14dee7a1f350f0202b5255c', 
    '2qBw92kS0mTnj3e+zbQFcHbN5Ow+R80cMeqGofB1fm0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)