INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b55031fdde58c6c0a3d008b1185ad6d7b9650fdd0230296d92aacce83d5ee56c', 
    'i6C4IDU5R7VEqKLkz+KZ2rjUtFdR6KFVdoVwPt45EmI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)