INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '276584a0ed4a4bd11c1be65a8d4072721988d907c900e997b3b138faeb5f1cb2', 
    '2xB6rjIMjxALEBbiyVR42GQ6o1C1YYDF4OQrS9kVXNw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)