INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b918ec13df63722b040c733d93c169ab38e79f33796c983cb2c0b1f42b31dd4', 
    '8e8+QFaATTPqpw2jamM03R2Dffnf9U6aYazb0vLY37w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)