INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fbae7f45663b77673f3afbdc1daf147efff3461a5f6291606691278937dbe22', 
    'R+jfesjcEs5RST9e5Ln3QsudnCCePRuK5mxfmG0wtwg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)