INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3421b2582dd2089b1e779363a325eb7399e42b93a11cbc2ff18a50186da3bd2', 
    '+3vS5pABN2jV1jK5MKwEfJIuyX0cZOTBBPAJTOFjQUc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)