INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a553ba802c21ffade05b7ce5fa687c20e2f3ae40b6c0de6b040419c24ed5c9ad', 
    'aku+h6akM2K7lNTgDSS39luRFQtuAnQElHzqmFAp/ks=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)