INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a462d5303ab2475378c66714032c93a9a015840b44e23ec0f44c8251edff7389', 
    'Ufb1KegjWh984BAfLM8qJ/j6QRznPgdIYcumSxLVo4s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)