INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cd5580e9809eedddf28a1852c19e2cc690eeeecbf90b1a0036bfac094849062', 
    'UZ7rGYbgIHHBYb8J+QFSVh9y5hxWLs68U8NLVHwIskw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)