INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a68f8af2e4fd544d8ae7f02d4021f731038292dbd2323e257e9efaf9b6557af7', 
    'T/qCTWMKJxUVGNDtW5WmA1r9sUkMkAeYNbv2BBmJE4Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)