INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2d8ee6305c216f7f02db3cd1b017de00a8768f832303261f63629b18569a38f', 
    '5Un5Us5ASkDi7+U+e5KCdyqGMpcbxyBWmYofOjm1Odw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)