INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '839462d09cf03a1449787027f4d1d3b800bbbceaaa78c576dda3e656fc3ce621', 
    'b+PlSkDni497iBT3FrTay87eMgavLcPtN5uubpmm+P4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)