INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '338076cc9080ed551566f1962251f2eb2488939787a3a123fe91cd9e200237cc', 
    'PR15VQu1FG3PUAGVsnnUHRd8Z1/pOgZmaIIGaDoPucA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)