INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8c2c56ed26b12ebe219667b438328cbd5348282c3763b21a03a73cd5eb2351c', 
    'JuMXnkW5p2UAH1XMjoZSo2dmgHHtkJXvHcZmBm6mfDI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)