INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521121c2fefa79b1a1591881fb9b9249dccdd3a446c5ef205a47dce796459dac', 
    'SRoFJNwkJWvsHIjRhe47jRfRPMXhP6ce5XLnIT2X2Kw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)