INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fb9dfcf4dfde1c45f604d8d09f0542e0e13d4b818fdc56014a96ddcd245a434', 
    'OSeaN+m8ScNH5dmQ5D99TP4P/I3QydJMdev96hjn0Ls=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)