INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2d730a66f9d2949371e07e2be29586a84fdb4a8b2dc448579969ec21d25ceaf', 
    'Ll6v81tpeUsEGtWQJt8LxMTvtxvdQaK7+OEN17GnvIk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)