INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29861b0122d103cc85480b9930a521790dee85839e34e87c3473674d8bb97a50', 
    'tMbpJqcuSU3yUdg8Pd44adPCV42WV7DqpAFTw91tbNA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)