INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ec424e3ff880436926ec9a74c927bd9d41d7eed68722cd5a5e052a4bb51bdd40', 
    '0O4BbL9dkUuHj9DEQcZiprHrqb5xu59U6jmeG5DwG3c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)