INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '71dcefb9403c4ec3897f26d40f6d5a254c8990a806df5d2b423b94e8f8ad7fbb', 
    'r3//R2TT0RZRevEmg2ZsFdkrQBISV1fIRKklc9qfxwg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)