INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6e4261b178b239e65395723364d8b3c9bf9752d62b19f14fcd11eb6679c7d09', 
    '3Bn+/g8gPu7/Bmw52rDdrAFsgC3nibv2KYl3ToyyepE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)