INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c28ade5ef889241f5427f7c89cb83b6655873e3ef82492f720ba1942ab609d9', 
    'aXr55bKx/+Q9MO59htxmzs666eGfdn2Opy5xKMoSI84=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)