INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '352664ea9b3c95626c7707247c06729bdd6e7b9256c02a3781de509919c4f136', 
    '4fhP9iMvSt9tSZj8j/OTc0TBdTU4EWPtQ4M0O98etEk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)