INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '456d7355428a1264ddf942b54250ba5ee98d1981eaeba1b9bfce99628a208943', 
    'K6AlAmLn1O2e62fL5a0nZ9xJcMQxo+RS2q6y+P9w94I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)