INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '538b3314def08b59e8da0227fe32f272130027dd7b602c4480bb95351e87a265', 
    'DTrU/JGeBN0R3zXNabtegJyAkZDVfnFh5bnvu2mTieA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)