INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '511b0e70598964b8555d2a4b2a25ce7b0f5e326f667a854bb1bd510fa8a1d512', 
    '0GrW7mWixseIAVXAQSQOLosd6FqOtcENrCJI0Yp4V7c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)