INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a9686adb5c3e1d908da061c1edeee6b79caa93f6e51c5423a166d68e38d4c19b', 
    '+mmMOnuoNVEgyXhuKTedOCugGdOgRP+9BGRcD5xeIWk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)