INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '77f5a8818c8ec0db94932e43acc91b0a4cb2b2300e0bb15c18f1a88b4cf0e891', 
    'py8i5jWkArk7D2aKSgtNWRRIB4gkMtQAagMi12g0bbk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)