INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50f30195c5ddee711723502a3833859e9e0a59746d089defbbb00971f54fa56a', 
    '4n4DR2V5xrhJs95EHYM0vyQmpZFVb/ui/45TrE3gWpM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)