INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c242ed6e2934437bbab766b992b3b81c47c8c5441e10bbbb6876c2354ef04a9', 
    '+AHU0Er521dNMgOFkz4gHBaaV48CHcz2bWcOP7a/L2Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)