INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6de44cb6a25d5c51955f0587cd97354139b90946e527876c6d76a6a5326d79ef', 
    'S+8bMoVFvLJDRPfHJGAU3oEt9HIKWZ4cduG5OK2LEUM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)