INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f655bafd8a57ae4f47397168eb11859c6e26c9b8a94f12efa32b88e40a9e75', 
    'nOsVu1ZgZDmtefPtlNnpcOfVsOeFhU1k+2z2WkS+MjU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)