INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '291c6889e955f89451437f31477574962729e3b30605d1dee86eb869710d2c2f', 
    'GFqIoMxeeB/J8yFs7llBN1X3jS6FaRfZtNFNSWuwp+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)