INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c888a88639025ffafeff9fcf854892423f9feadc3722a027e9b4f2bc8fae893b', 
    'M6tGS7vBOPgvKBIpl4dgSAFgdADrb0uZGQ+8q2FuIFU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)