INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5503f9c58670aec12500ee0e22a6eef1c671be631f8fdb9052bddd9a8152502c', 
    'fk74LLhKFreysPVUyyZg82GQSNDiJcAfGSTKSg2ZRCs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)