INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a37a5f7752bbc3f70a89644e08122f3daa0bb511a0db49ad2a7746141bf8bd', 
    'QvXmIQcqXkblCfBzSR5cMMuSFYrdmC0aCi/mhL+c5Oc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)