INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '303601ec3ebafa991dbde929c7736af346294c6e002d80bbc7cd1217b63616c5', 
    'KxGftcazNrhi61jEmnI4NxUQb9hoynUo8J8pil9qSaU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)