INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e981e8888a8080d6403a6e47b52bf0d53f882460003f4426594659f43960215d', 
    'WL1+34Fw7NkqS1cGeEvpmZCJrrDmNsi8PgWeBypIlDE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)