INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1dd76f39ea633b3727be299db74e430a816218800c8d9b13198b713fd31454be', 
    'MUkQARkuKgBOhNFlrxnD5TeYdBjrH9X+u0KVOIZclP0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)