INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '546a67a8391e60c40818fabf9e6b69af379cf4f3499525e10fe4ba3d8fe89f42', 
    'tnFgjo74JwvYSioPpB1fW9DuMhV8ag39puAWqKWqgrw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)