INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c9a5b55fa573b846bbe6a8861d08d35925db042b19c3dd05bde8ce145565f31d', 
    'sLXgbdtDQkdZjdxU8aPtU2W7kyGdADt5FvmBE/xi/nY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)