INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f946fa02ae3e1770144cd594ace282d06e3617401e17465ae85c19c89e2920c', 
    'RDhLGH+4bnv8p45yyYpzlIoeJ60z5J6zFkWBfmYLlFw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)