INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4daac3e9c830197019367cb9c4b8916e468d8c926f783b674d940c1d04a1bde', 
    '6NYvJHfR5kIe1xXUxvKPp4QagiJ9qdCJW1PQED1HaVE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)