INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c779c692605e3969c1ff51054cc831e7f127f0f006788cfef9dda7a31557b8b', 
    '8z71LtWFVUGSWssFSX71s0czxKiTSJmVnBiZ1tBL0zo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)