INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15cceb6fcb1bf43adc4002aec559b6cb15516ee449b61a52dc6b7b2651d9ab77', 
    '9Y8Gyd6+e9XXbztiBiY370NaIRLmjxk61zpjdsNORLE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)